/usr/bin/diffoscope --timeout 7200 --html /srv/reproducible-results/rbuild-debian/r-b-build.snkFhYLF/rustc-web_1.78.0+dfsg1-2~deb12u3.diffoscope.html --text /srv/reproducible-results/rbuild-debian/r-b-build.snkFhYLF/rustc-web_1.78.0+dfsg1-2~deb12u3.diffoscope.txt --json /srv/reproducible-results/rbuild-debian/r-b-build.snkFhYLF/rustc-web_1.78.0+dfsg1-2~deb12u3.diffoscope.json --profile=- /srv/reproducible-results/rbuild-debian/r-b-build.snkFhYLF/b1/rustc-web_1.78.0+dfsg1-2~deb12u3_amd64.changes /srv/reproducible-results/rbuild-debian/r-b-build.snkFhYLF/b2/rustc-web_1.78.0+dfsg1-2~deb12u3

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/srv/reproducible-results/rbuild-debian/r-b-build.snkFhYLF/b1/rustc-web_1.78.0+dfsg1-2~deb12u3_amd64.changes vs.

/srv/reproducible-results/rbuild-debian/r-b-build.snkFhYLF/b2/rustc-web_1.78.0+dfsg1-2~deb12u3_amd64.changes ¶

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Files ¶

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libstd-rust-web-dev-windows_1.78.0+dfsg1-2~deb12u3_amd64.deb ¶

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367 B

file list ¶

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control.tar.xz ¶

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control.tar ¶

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./md5sums ¶

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./md5sums ¶

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data.tar.xz ¶

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data.tar ¶

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./usr/lib/rustlib/x86_64-pc-windows-gnu/lib/libstd-77bb723fc58ce3d1.rlib ¶

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nm -s {} ¶

error from `nm -s {}`: nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.00.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.01.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.02.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.03.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.04.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.05.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.06.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.07.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.08.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.09.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.10.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.11.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.12.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.13.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.14.rcgu.o: no symbols nm: std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o: no symbols

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bcryptprimitives.dllt.o ¶

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bcryptprimitives.dlls00000.o ¶

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api-ms-win-core-synch-l1-2-0.dllt.o ¶

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api-ms-win-core-synch-l1-2-0.dllh.o ¶

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api-ms-win-core-synch-l1-2-0.dlls00002.o ¶

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api-ms-win-core-synch-l1-2-0.dlls00001.o ¶

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api-ms-win-core-synch-l1-2-0.dlls00000.o ¶

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./usr/lib/rustlib/x86_64-pc-windows-gnu/lib/std-77bb723fc58ce3d1.dll ¶

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objdump ¶

Max HTML report size reached

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rust-web-doc_1.78.0+dfsg1-2~deb12u3_all.deb ¶

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control.tar.xz ¶

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control.tar ¶

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./control ¶

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./md5sums ¶

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data.tar ¶

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Offset 1, 3 lines modified		Offset 1, 3 lines modified
1	-rw-r--r--···0········0········0········4·2024-08-28·14:44:23.000000·debian-binary	1	-rw-r--r--···0········0········0········4·2024-08-28·14:44:23.000000·debian-binary
2	-rw-r--r--···0········0········0·····2356·2024-08-28·14:44:23.000000·control.tar.xz	2	-rw-r--r--···0········0········0·····2356·2024-08-28·14:44:23.000000·control.tar.xz
3	-rw-r--r--···0········0········0·41753~~144~~·2024-08-28·14:44:23.000000·data.tar.xz	3	-rw-r--r--···0········0········0·41753752·2024-08-28·14:44:23.000000·data.tar.xz


Offset 2290, 20 lines modified		Offset 2290, 20 lines modified
2290	__imp_anon.5188eecf01c48ed8fcadadd01fcebeeb.104.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o	2290	__imp_anon.5188eecf01c48ed8fcadadd01fcebeeb.104.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o
2291	__imp_anon.5188eecf01c48ed8fcadadd01fcebeeb.106.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o	2291	__imp_anon.5188eecf01c48ed8fcadadd01fcebeeb.106.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o
2292	__imp__ZN3std3sys3pal7windows4time12perf_counter9frequency9FREQUENCY17hb6767d30e4f028d6E.0.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o	2292	__imp__ZN3std3sys3pal7windows4time12perf_counter9frequency9FREQUENCY17hb6767d30e4f028d6E.0.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o
2293	__imp_anon.5188eecf01c48ed8fcadadd01fcebeeb.107.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o	2293	__imp_anon.5188eecf01c48ed8fcadadd01fcebeeb.107.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o
2294	_ZN4core3ptr117drop_in_place$LT$std..sys_common..backtrace.._print_fmt..$u7b$$u7b$closure$u7d$$u7d$..$u7b$$u7b$closure$u7d$$u7d$$GT$17hc088a82a0fb7ebbfE.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o	2294	_ZN4core3ptr117drop_in_place$LT$std..sys_common..backtrace.._print_fmt..$u7b$$u7b$closure$u7d$$u7d$..$u7b$$u7b$closure$u7d$$u7d$$GT$17hc088a82a0fb7ebbfE.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o
2295	_ZN4core3ptr24drop_in_place$LT$i64$GT$17h92640e010cd0fa93E.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o	2295	_ZN4core3ptr24drop_in_place$LT$i64$GT$17h92640e010cd0fa93E.llvm.10386673973210777259·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o
2296	_ZN3std3env7vars_os17h3b0b2c18e0b600f6E·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o	2296	_ZN3std3env7vars_os17h3b0b2c18e0b600f6E·in·std-77bb723fc58ce3d1.std.9f917a5e7a74ff1-cgu.15.rcgu.o
2297	___tmp_rustc~~EEj9Ch~~_bcryptprimitives_lib_iname·in·bcryptprimitives.dllt.o	2297	___tmp_rustcRtCTVS_bcryptprimitives_lib_iname·in·bcryptprimitives.dllt.o
2298	_head__tmp_rustc~~EEj9Ch~~_bcryptprimitives_lib·in·bcryptprimitives.dllh.o	2298	_head__tmp_rustcRtCTVS_bcryptprimitives_lib·in·bcryptprimitives.dllh.o
2299	ProcessPrng·in·bcryptprimitives.dlls00000.o	2299	ProcessPrng·in·bcryptprimitives.dlls00000.o
2300	__imp_ProcessPrng·in·bcryptprimitives.dlls00000.o	2300	__imp_ProcessPrng·in·bcryptprimitives.dlls00000.o
2301	___tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib_iname·in·api-ms-win-core-synch-l1-2-0.dllt.o	2301	___tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib_iname·in·api-ms-win-core-synch-l1-2-0.dllt.o
2302	_head__tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib·in·api-ms-win-core-synch-l1-2-0.dllh.o	2302	_head__tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib·in·api-ms-win-core-synch-l1-2-0.dllh.o
2303	WakeByAddressSingle·in·api-ms-win-core-synch-l1-2-0.dlls00002.o	2303	WakeByAddressSingle·in·api-ms-win-core-synch-l1-2-0.dlls00002.o
2304	__imp_WakeByAddressSingle·in·api-ms-win-core-synch-l1-2-0.dlls00002.o	2304	__imp_WakeByAddressSingle·in·api-ms-win-core-synch-l1-2-0.dlls00002.o
2305	WakeByAddressAll·in·api-ms-win-core-synch-l1-2-0.dlls00001.o	2305	WakeByAddressAll·in·api-ms-win-core-synch-l1-2-0.dlls00001.o
2306	__imp_WakeByAddressAll·in·api-ms-win-core-synch-l1-2-0.dlls00001.o	2306	__imp_WakeByAddressAll·in·api-ms-win-core-synch-l1-2-0.dlls00001.o
2307	WaitOnAddress·in·api-ms-win-core-synch-l1-2-0.dlls00000.o	2307	WaitOnAddress·in·api-ms-win-core-synch-l1-2-0.dlls00000.o
2308	__imp_WaitOnAddress·in·api-ms-win-core-synch-l1-2-0.dlls00000.o	2308	__imp_WaitOnAddress·in·api-ms-win-core-synch-l1-2-0.dlls00000.o

Offset 2361, 89 lines modified		Offset 2361, 89 lines modified
2361	bcryptprimitives.dllt.o:	2361	bcryptprimitives.dllt.o:
2362	0000000000000000·b·.bss	2362	0000000000000000·b·.bss
2363	0000000000000000·d·.data	2363	0000000000000000·d·.data
2364	0000000000000000·i·.idata$4	2364	0000000000000000·i·.idata$4
2365	0000000000000000·i·.idata$5	2365	0000000000000000·i·.idata$5
2366	0000000000000000·i·.idata$7	2366	0000000000000000·i·.idata$7
2367	0000000000000000·t·.text	2367	0000000000000000·t·.text
2368	0000000000000000·I·___tmp_rustc~~EEj9Ch~~_bcryptprimitives_lib_iname	2368	0000000000000000·I·___tmp_rustcRtCTVS_bcryptprimitives_lib_iname

2369	bcryptprimitives.dllh.o:	2369	bcryptprimitives.dllh.o:
2370	0000000000000000·b·.bss	2370	0000000000000000·b·.bss
2371	0000000000000000·d·.data	2371	0000000000000000·d·.data
2372	0000000000000000·i·.idata$2	2372	0000000000000000·i·.idata$2
2373	0000000000000000·i·.idata$4	2373	0000000000000000·i·.idata$4
2374	0000000000000000·i·.idata$5	2374	0000000000000000·i·.idata$5
2375	0000000000000000·t·.text	2375	0000000000000000·t·.text
2376	·················U·___tmp_rustc~~EEj9Ch~~_bcryptprimitives_lib_iname	2376	·················U·___tmp_rustcRtCTVS_bcryptprimitives_lib_iname
2377	0000000000000000·I·_head__tmp_rustc~~EEj9Ch~~_bcryptprimitives_lib	2377	0000000000000000·I·_head__tmp_rustcRtCTVS_bcryptprimitives_lib
2378	0000000000000000·i·fthunk	2378	0000000000000000·i·fthunk
2379	0000000000000000·i·hname	2379	0000000000000000·i·hname

2380	bcryptprimitives.dlls00000.o:	2380	bcryptprimitives.dlls00000.o:
2381	0000000000000000·b·.bss	2381	0000000000000000·b·.bss
2382	0000000000000000·d·.data	2382	0000000000000000·d·.data
2383	0000000000000000·i·.idata$4	2383	0000000000000000·i·.idata$4
2384	0000000000000000·i·.idata$5	2384	0000000000000000·i·.idata$5
2385	0000000000000000·i·.idata$6	2385	0000000000000000·i·.idata$6
2386	0000000000000000·i·.idata$7	2386	0000000000000000·i·.idata$7
2387	0000000000000000·t·.text	2387	0000000000000000·t·.text
2388	0000000000000000·T·ProcessPrng	2388	0000000000000000·T·ProcessPrng
2389	0000000000000000·I·__imp_ProcessPrng	2389	0000000000000000·I·__imp_ProcessPrng
2390	·················U·_head__tmp_rustc~~EEj9Ch~~_bcryptprimitives_lib	2390	·················U·_head__tmp_rustcRtCTVS_bcryptprimitives_lib

2391	api-ms-win-core-synch-l1-2-0.dllt.o:	2391	api-ms-win-core-synch-l1-2-0.dllt.o:
2392	0000000000000000·b·.bss	2392	0000000000000000·b·.bss
2393	0000000000000000·d·.data	2393	0000000000000000·d·.data
2394	0000000000000000·i·.idata$4	2394	0000000000000000·i·.idata$4
2395	0000000000000000·i·.idata$5	2395	0000000000000000·i·.idata$5
2396	0000000000000000·i·.idata$7	2396	0000000000000000·i·.idata$7
2397	0000000000000000·t·.text	2397	0000000000000000·t·.text
2398	0000000000000000·I·___tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib_iname	2398	0000000000000000·I·___tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib_iname

2399	api-ms-win-core-synch-l1-2-0.dllh.o:	2399	api-ms-win-core-synch-l1-2-0.dllh.o:
2400	0000000000000000·b·.bss	2400	0000000000000000·b·.bss
2401	0000000000000000·d·.data	2401	0000000000000000·d·.data
2402	0000000000000000·i·.idata$2	2402	0000000000000000·i·.idata$2
2403	0000000000000000·i·.idata$4	2403	0000000000000000·i·.idata$4
2404	0000000000000000·i·.idata$5	2404	0000000000000000·i·.idata$5
2405	0000000000000000·t·.text	2405	0000000000000000·t·.text
2406	·················U·___tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib_iname	2406	·················U·___tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib_iname
2407	0000000000000000·I·_head__tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib	2407	0000000000000000·I·_head__tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib
2408	0000000000000000·i·fthunk	2408	0000000000000000·i·fthunk
2409	0000000000000000·i·hname	2409	0000000000000000·i·hname

2410	api-ms-win-core-synch-l1-2-0.dlls00002.o:	2410	api-ms-win-core-synch-l1-2-0.dlls00002.o:
2411	0000000000000000·b·.bss	2411	0000000000000000·b·.bss
2412	0000000000000000·d·.data	2412	0000000000000000·d·.data
2413	0000000000000000·i·.idata$4	2413	0000000000000000·i·.idata$4
2414	0000000000000000·i·.idata$5	2414	0000000000000000·i·.idata$5
2415	0000000000000000·i·.idata$6	2415	0000000000000000·i·.idata$6
2416	0000000000000000·i·.idata$7	2416	0000000000000000·i·.idata$7
2417	0000000000000000·t·.text	2417	0000000000000000·t·.text
2418	0000000000000000·T·WakeByAddressSingle	2418	0000000000000000·T·WakeByAddressSingle
2419	0000000000000000·I·__imp_WakeByAddressSingle	2419	0000000000000000·I·__imp_WakeByAddressSingle
2420	·················U·_head__tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib	2420	·················U·_head__tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib

2421	api-ms-win-core-synch-l1-2-0.dlls00001.o:	2421	api-ms-win-core-synch-l1-2-0.dlls00001.o:
2422	0000000000000000·b·.bss	2422	0000000000000000·b·.bss
2423	0000000000000000·d·.data	2423	0000000000000000·d·.data
2424	0000000000000000·i·.idata$4	2424	0000000000000000·i·.idata$4
2425	0000000000000000·i·.idata$5	2425	0000000000000000·i·.idata$5
2426	0000000000000000·i·.idata$6	2426	0000000000000000·i·.idata$6
2427	0000000000000000·i·.idata$7	2427	0000000000000000·i·.idata$7
2428	0000000000000000·t·.text	2428	0000000000000000·t·.text
2429	0000000000000000·T·WakeByAddressAll	2429	0000000000000000·T·WakeByAddressAll
2430	0000000000000000·I·__imp_WakeByAddressAll	2430	0000000000000000·I·__imp_WakeByAddressAll
2431	·················U·_head__tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib	2431	·················U·_head__tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib

2432	api-ms-win-core-synch-l1-2-0.dlls00000.o:	2432	api-ms-win-core-synch-l1-2-0.dlls00000.o:
2433	0000000000000000·b·.bss	2433	0000000000000000·b·.bss
2434	0000000000000000·d·.data	2434	0000000000000000·d·.data
2435	0000000000000000·i·.idata$4	2435	0000000000000000·i·.idata$4
2436	0000000000000000·i·.idata$5	2436	0000000000000000·i·.idata$5
2437	0000000000000000·i·.idata$6	2437	0000000000000000·i·.idata$6
2438	0000000000000000·i·.idata$7	2438	0000000000000000·i·.idata$7
2439	0000000000000000·t·.text	2439	0000000000000000·t·.text
2440	0000000000000000·T·WaitOnAddress	2440	0000000000000000·T·WaitOnAddress
2441	0000000000000000·I·__imp_WaitOnAddress	2441	0000000000000000·I·__imp_WaitOnAddress
2442	·················U·_head__tmp_rustc~~EEj9Ch~~_api_ms_win_core_synch_l1_2_0_lib	2442	·················U·_head__tmp_rustcRtCTVS_api_ms_win_core_synch_l1_2_0_lib


Offset 30, 10 lines modified		Offset 30, 10 lines modified
000001d0:·0000·0000·0000·0000·0000·0000·0000·0000··................		000001d0:·0000·0000·0000·0000·0000·0000·0000·0000··................
000001e0:·2e69·6461·7461·2435·0000·0000·0500·0000··.idata$5........		000001e0:·2e69·6461·7461·2435·0000·0000·0500·0000··.idata$5........
000001f0:·0301·0800·0000·0000·0000·0000·0000·0000··................		000001f0:·0301·0800·0000·0000·0000·0000·0000·0000··................
00000200:·0000·0000·2e69·6461·7461·2437·0000·0000··.....idata$7....		00000200:·0000·0000·2e69·6461·7461·2437·0000·0000··.....idata$7....
00000210:·0600·0000·0301·1500·0000·0000·0000·0000··................		00000210:·0600·0000·0301·1500·0000·0000·0000·0000··................
00000220:·0000·0000·0000·0000·0000·0000·0400·0000··................		00000220:·0000·0000·0000·0000·0000·0000·0400·0000··................
00000230:·0000·0000·0600·0000·0200·3200·0000·5f5f··..........2...__		00000230:·0000·0000·0600·0000·0200·3200·0000·5f5f··..........2...__
00000240:·5f74·6d70·5f72·7573·7463·~~4545~~·~~6a39~~·~~4368~~··_tmp_rustc~~EEj9Ch~~		00000240:·5f74·6d70·5f72·7573·7463·5274·4354·5653··_tmp_rustcRtCTVS
00000250:·5f62·6372·7970·7470·7269·6d69·7469·7665··_bcryptprimitive		00000250:·5f62·6372·7970·7470·7269·6d69·7469·7665··_bcryptprimitive
00000260:·735f·6c69·625f·696e·616d·6500············s_lib_iname.		00000260:·735f·6c69·625f·696e·616d·6500············s_lib_iname.


Offset 32, 13 lines modified		Offset 32, 13 lines modified
000001f0:·2432·0000·0000·0400·0000·0301·1400·0000··$2..............		000001f0:·2432·0000·0000·0400·0000·0301·1400·0000··$2..............
00000200:·0300·0000·0000·0000·0000·0000·0000·2e69··...............i		00000200:·0300·0000·0000·0000·0000·0000·0000·2e69··...............i
00000210:·6461·7461·2434·0000·0000·0600·0000·0300··data$4..........		00000210:·6461·7461·2434·0000·0000·0600·0000·0300··data$4..........
00000220:·2e69·6461·7461·2435·0000·0000·0500·0000··.idata$5........		00000220:·2e69·6461·7461·2435·0000·0000·0500·0000··.idata$5........
00000230:·0300·0000·0000·0400·0000·0000·0000·0400··................		00000230:·0300·0000·0000·0400·0000·0000·0000·0400··................
00000240:·0000·0200·0000·0000·3000·0000·0000·0000··........0.......		00000240:·0000·0200·0000·0000·3000·0000·0000·0000··........0.......
00000250:·0000·0000·0200·5e00·0000·5f68·6561·645f··......^..._head_		00000250:·0000·0000·0200·5e00·0000·5f68·6561·645f··......^..._head_
00000260:·5f74·6d70·5f72·7573·7463·~~4545~~·~~6a39~~·~~4368~~··_tmp_rustc~~EEj9Ch~~		00000260:·5f74·6d70·5f72·7573·7463·5274·4354·5653··_tmp_rustcRtCTVS
00000270:·5f62·6372·7970·7470·7269·6d69·7469·7665··_bcryptprimitive		00000270:·5f62·6372·7970·7470·7269·6d69·7469·7665··_bcryptprimitive
00000280:·735f·6c69·6200·5f5f·5f74·6d70·5f72·7573··s_lib.___tmp_rus		00000280:·735f·6c69·6200·5f5f·5f74·6d70·5f72·7573··s_lib.___tmp_rus
00000290:·7463·~~4545~~·~~6a39~~·~~4368~~·5f62·6372·7970·7470··tc~~EEj9Ch~~_bcryptp		00000290:·7463·5274·4354·5653·5f62·6372·7970·7470··tcRtCTVS_bcryptp
000002a0:·7269·6d69·7469·7665·735f·6c69·625f·696e··rimitives_lib_in		000002a0:·7269·6d69·7469·7665·735f·6c69·625f·696e··rimitives_lib_in
000002b0:·616d·6500································ame.		000002b0:·616d·6500································ame.


Offset 1, 18 lines modified		Offset 1, 18 lines modified

1	·9341158ddc09baa8d8fa7dcd0e433653·66934500·debug·optional·cargo-web-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb	1	·9341158ddc09baa8d8fa7dcd0e433653·66934500·debug·optional·cargo-web-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb
2	·a18480fbacd18f0e9ded738a713fa6ee·4104568·doc·optional·cargo-web-doc_1.78.0+dfsg1-2~deb12u3_all.deb	2	·a18480fbacd18f0e9ded738a713fa6ee·4104568·doc·optional·cargo-web-doc_1.78.0+dfsg1-2~deb12u3_all.deb
3	·12fa4f6edc60a7d3fe4369025d29d25f·6104840·devel·optional·cargo-web_1.78.0+dfsg1-2~deb12u3_amd64.deb	3	·12fa4f6edc60a7d3fe4369025d29d25f·6104840·devel·optional·cargo-web_1.78.0+dfsg1-2~deb12u3_amd64.deb
4	·c3bfdd1a05c57003ceb9d3fa2cf5d24e·231766268·debug·optional·libstd-rust-web-1.78-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb	4	·c3bfdd1a05c57003ceb9d3fa2cf5d24e·231766268·debug·optional·libstd-rust-web-1.78-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb
5	·ce9f3e8ece6769ac93e4b2133856e7da·19605860·libs·optional·libstd-rust-web-1.78_1.78.0+dfsg1-2~deb12u3_amd64.deb	5	·ce9f3e8ece6769ac93e4b2133856e7da·19605860·libs·optional·libstd-rust-web-1.78_1.78.0+dfsg1-2~deb12u3_amd64.deb
6	·c47c17~~89c9~~44761d8~~daa58379ddea6~~f9·4175~~5692~~·libdevel·optional·libstd-rust-web-dev-windows_1.78.0+dfsg1-2~deb12u3_amd64.deb	6	·57e970f0441459184c9b020b36a2ff82·41756300·libdevel·optional·libstd-rust-web-dev-windows_1.78.0+dfsg1-2~deb12u3_amd64.deb
7	·d6a52cd71f34a7dae3c1ef530b8dfc75·37240536·libdevel·optional·libstd-rust-web-dev_1.78.0+dfsg1-2~deb12u3_amd64.deb	7	·d6a52cd71f34a7dae3c1ef530b8dfc75·37240536·libdevel·optional·libstd-rust-web-dev_1.78.0+dfsg1-2~deb12u3_amd64.deb
8	·e6b17ff62e8f518e68116b6c8a6aca6f·49661392·debug·optional·rust-web-clippy-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb	8	·e6b17ff62e8f518e68116b6c8a6aca6f·49661392·debug·optional·rust-web-clippy-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb
9	·ddbbe1990abd28c44f2080beb432ffc4·2629040·devel·optional·rust-web-clippy_1.78.0+dfsg1-2~deb12u3_amd64.deb	9	·ddbbe1990abd28c44f2080beb432ffc4·2629040·devel·optional·rust-web-clippy_1.78.0+dfsg1-2~deb12u3_amd64.deb
10	·~~d90~~8~~7ec~~5244ec15~~ceee~~7c3a~~7c3e4~~d~~863~~·20~~1974~~08·doc·optional·rust-web-doc_1.78.0+dfsg1-2~deb12u3_all.deb	10	·81fa4f181d2f52497c5d53a697afd0cd·20034604·doc·optional·rust-web-doc_1.78.0+dfsg1-2~deb12u3_all.deb
11	·01c40e2d9b7a3b468d95804c0414fe8c·225528·devel·optional·rust-web-gdb_1.78.0+dfsg1-2~deb12u3_all.deb	11	·01c40e2d9b7a3b468d95804c0414fe8c·225528·devel·optional·rust-web-gdb_1.78.0+dfsg1-2~deb12u3_all.deb
12	·574d84dcae44861fd1830c230fc278e2·225740·devel·optional·rust-web-lldb_1.78.0+dfsg1-2~deb12u3_all.deb	12	·574d84dcae44861fd1830c230fc278e2·225740·devel·optional·rust-web-lldb_1.78.0+dfsg1-2~deb12u3_all.deb
13	·8416b90db1a1c047c5277c7fde636bd7·21434860·devel·optional·rust-web-src_1.78.0+dfsg1-2~deb12u3_all.deb	13	·8416b90db1a1c047c5277c7fde636bd7·21434860·devel·optional·rust-web-src_1.78.0+dfsg1-2~deb12u3_all.deb
14	·748bf967708f46d98f2d0a34fc67b7e4·28614052·debug·optional·rustc-web-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb	14	·748bf967708f46d98f2d0a34fc67b7e4·28614052·debug·optional·rustc-web-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb
15	·5f59754b5010e24d510949183922c3d6·3237360·devel·optional·rustc-web_1.78.0+dfsg1-2~deb12u3_amd64.deb	15	·5f59754b5010e24d510949183922c3d6·3237360·devel·optional·rustc-web_1.78.0+dfsg1-2~deb12u3_amd64.deb
16	·e2f5c19e6bc656825a484ba52e47b39b·21707264·debug·optional·rustfmt-web-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb	16	·e2f5c19e6bc656825a484ba52e47b39b·21707264·debug·optional·rustfmt-web-dbgsym_1.78.0+dfsg1-2~deb12u3_amd64.deb
17	·b4d53fe56e4cdeaa6c9f353d83825fd8·2061132·devel·optional·rustfmt-web_1.78.0+dfsg1-2~deb12u3_amd64.deb	17	·b4d53fe56e4cdeaa6c9f353d83825fd8·2061132·devel·optional·rustfmt-web_1.78.0+dfsg1-2~deb12u3_amd64.deb


Offset 32, 10 lines modified		Offset 32, 10 lines modified
000001f0:·7461·2436·0000·0000·0700·0000·0300·0000··ta$6............		000001f0:·7461·2436·0000·0000·0700·0000·0300·0000··ta$6............
00000200:·0000·0400·0000·0000·0000·0100·0000·0200··................		00000200:·0000·0400·0000·0000·0000·0100·0000·0200··................
00000210:·0000·0000·1000·0000·0000·0000·0500·0000··................		00000210:·0000·0000·1000·0000·0000·0000·0500·0000··................
00000220:·0200·0000·0000·2200·0000·0000·0000·0000··......".........		00000220:·0200·0000·0000·2200·0000·0000·0000·0000··......".........
00000230:·0000·0200·4e00·0000·5072·6f63·6573·7350··....N...ProcessP		00000230:·0000·0200·4e00·0000·5072·6f63·6573·7350··....N...ProcessP
00000240:·726e·6700·5f5f·696d·705f·5072·6f63·6573··rng.__imp_Proces		00000240:·726e·6700·5f5f·696d·705f·5072·6f63·6573··rng.__imp_Proces
00000250:·7350·726e·6700·5f68·6561·645f·5f74·6d70··sPrng._head__tmp		00000250:·7350·726e·6700·5f68·6561·645f·5f74·6d70··sPrng._head__tmp
00000260:·5f72·7573·7463·~~4545~~·~~6a39~~·~~4368~~·5f62·6372··_rustc~~EEj9Ch~~_bcr		00000260:·5f72·7573·7463·5274·4354·5653·5f62·6372··_rustcRtCTVS_bcr
00000270:·7970·7470·7269·6d69·7469·7665·735f·6c69··yptprimitives_li		00000270:·7970·7470·7269·6d69·7469·7665·735f·6c69··yptprimitives_li
00000280:·6200·····································b.		00000280:·6200·····································b.


Offset 31, 11 lines modified		Offset 31, 11 lines modified
000001e0:·0000·0000·0000·0000·0000·0000·2e69·6461··.............ida		000001e0:·0000·0000·0000·0000·0000·0000·2e69·6461··.............ida
000001f0:·7461·2435·0000·0000·0500·0000·0301·0800··ta$5............		000001f0:·7461·2435·0000·0000·0500·0000·0301·0800··ta$5............
00000200:·0000·0000·0000·0000·0000·0000·0000·0000··................		00000200:·0000·0000·0000·0000·0000·0000·0000·0000··................
00000210:·2e69·6461·7461·2437·0000·0000·0600·0000··.idata$7........		00000210:·2e69·6461·7461·2437·0000·0000·0600·0000··.idata$7........
00000220:·0301·2100·0000·0000·0000·0000·0000·0000··..!.............		00000220:·0301·2100·0000·0000·0000·0000·0000·0000··..!.............
00000230:·0000·0000·0000·0000·0400·0000·0000·0000··................		00000230:·0000·0000·0000·0000·0400·0000·0000·0000··................
00000240:·0600·0000·0200·3e00·0000·5f5f·5f74·6d70··......>...___tmp		00000240:·0600·0000·0200·3e00·0000·5f5f·5f74·6d70··......>...___tmp
00000250:·5f72·7573·7463·~~4545~~·~~6a39~~·~~4368~~·5f61·7069··_rustc~~EEj9Ch~~_api		00000250:·5f72·7573·7463·5274·4354·5653·5f61·7069··_rustcRtCTVS_api
00000260:·5f6d·735f·7769·6e5f·636f·7265·5f73·796e··_ms_win_core_syn		00000260:·5f6d·735f·7769·6e5f·636f·7265·5f73·796e··_ms_win_core_syn
00000270:·6368·5f6c·315f·325f·305f·6c69·625f·696e··ch_l1_2_0_lib_in		00000270:·6368·5f6c·315f·325f·305f·6c69·625f·696e··ch_l1_2_0_lib_in
00000280:·616d·6500································ame.		00000280:·616d·6500································ame.


Offset 32, 14 lines modified		Offset 32, 14 lines modified
000001f0:·2432·0000·0000·0400·0000·0301·1400·0000··$2..............		000001f0:·2432·0000·0000·0400·0000·0301·1400·0000··$2..............
00000200:·0300·0000·0000·0000·0000·0000·0000·2e69··...............i		00000200:·0300·0000·0000·0000·0000·0000·0000·2e69··...............i
00000210:·6461·7461·2434·0000·0000·0600·0000·0300··data$4..........		00000210:·6461·7461·2434·0000·0000·0600·0000·0300··data$4..........
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00000260:·5f74·6d70·5f72·7573·7463·~~4545~~·~~6a39~~·~~4368~~··_tmp_rustc~~EEj9Ch~~		00000260:·5f74·6d70·5f72·7573·7463·5274·4354·5653··_tmp_rustcRtCTVS
00000270:·5f61·7069·5f6d·735f·7769·6e5f·636f·7265··_api_ms_win_core		00000270:·5f61·7069·5f6d·735f·7769·6e5f·636f·7265··_api_ms_win_core
00000280:·5f73·796e·6368·5f6c·315f·325f·305f·6c69··_synch_l1_2_0_li		00000280:·5f73·796e·6368·5f6c·315f·325f·305f·6c69··_synch_l1_2_0_li
00000290:·6200·5f5f·5f74·6d70·5f72·7573·7463·~~4545~~··b.___tmp_rustcEE		00000290:·6200·5f5f·5f74·6d70·5f72·7573·7463·5274··b.___tmp_rustcRt
000002a0:·~~6a39~~·~~4368~~·5f61·7069·5f6d·735f·7769·6e5f··~~j9Ch~~_api_ms_win_		000002a0:·4354·5653·5f61·7069·5f6d·735f·7769·6e5f··CTVS_api_ms_win_
000002b0:·636f·7265·5f73·796e·6368·5f6c·315f·325f··core_synch_l1_2_		000002b0:·636f·7265·5f73·796e·6368·5f6c·315f·325f··core_synch_l1_2_
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00000220:·0000·0000·0500·0000·0200·0000·0000·3200··..............2.		00000220:·0000·0000·0500·0000·0200·0000·0000·3200··..............2.
00000230:·0000·0000·0000·0000·0000·0200·6a00·0000··............j...		00000230:·0000·0000·0000·0000·0000·0200·6a00·0000··............j...
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00000250:·676c·6500·5f5f·696d·705f·5761·6b65·4279··gle.__imp_WakeBy		00000250:·676c·6500·5f5f·696d·705f·5761·6b65·4279··gle.__imp_WakeBy
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00000270:·6561·645f·5f74·6d70·5f72·7573·7463·~~4545~~··ead__tmp_rustcEE		00000270:·6561·645f·5f74·6d70·5f72·7573·7463·5274··ead__tmp_rustcRt
00000280:·~~6a39~~·~~4368~~·5f61·7069·5f6d·735f·7769·6e5f··~~j9Ch~~_api_ms_win_		00000280:·4354·5653·5f61·7069·5f6d·735f·7769·6e5f··CTVS_api_ms_win_
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000002a0:·305f·6c69·6200···························0_lib.		000002a0:·305f·6c69·6200···························0_lib.


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00000200:·0300·0000·0000·0400·0000·0000·0000·0100··................		00000200:·0300·0000·0000·0400·0000·0000·0000·0100··................
00000210:·0000·0200·0000·0000·1500·0000·0000·0000··................		00000210:·0000·0200·0000·0000·1500·0000·0000·0000··................
00000220:·0500·0000·0200·0000·0000·2c00·0000·0000··..........,.....		00000220:·0500·0000·0200·0000·0000·2c00·0000·0000··..........,.....
00000230:·0000·0000·0000·0200·6400·0000·5761·6b65··........d...Wake		00000230:·0000·0000·0000·0200·6400·0000·5761·6b65··........d...Wake
00000240:·4279·4164·6472·6573·7341·6c6c·005f·5f69··ByAddressAll.__i		00000240:·4279·4164·6472·6573·7341·6c6c·005f·5f69··ByAddressAll.__i
00000250:·6d70·5f57·616b·6542·7941·6464·7265·7373··mp_WakeByAddress		00000250:·6d70·5f57·616b·6542·7941·6464·7265·7373··mp_WakeByAddress
00000260:·416c·6c00·5f68·6561·645f·5f74·6d70·5f72··All._head__tmp_r		00000260:·416c·6c00·5f68·6561·645f·5f74·6d70·5f72··All._head__tmp_r
00000270:·7573·7463·~~4545~~·~~6a39~~·~~4368~~·5f61·7069·5f6d··ustc~~EEj9Ch~~_api_m		00000270:·7573·7463·5274·4354·5653·5f61·7069·5f6d··ustcRtCTVS_api_m
00000280:·735f·7769·6e5f·636f·7265·5f73·796e·6368··s_win_core_synch		00000280:·735f·7769·6e5f·636f·7265·5f73·796e·6368··s_win_core_synch
00000290:·5f6c·315f·325f·305f·6c69·6200············_l1_2_0_lib.		00000290:·5f6c·315f·325f·305f·6c69·6200············_l1_2_0_lib.


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000001f0:·7461·2436·0000·0000·0700·0000·0300·0000··ta$6............		000001f0:·7461·2436·0000·0000·0700·0000·0300·0000··ta$6............
00000200:·0000·0400·0000·0000·0000·0100·0000·0200··................		00000200:·0000·0400·0000·0000·0000·0100·0000·0200··................
00000210:·0000·0000·1200·0000·0000·0000·0500·0000··................		00000210:·0000·0000·1200·0000·0000·0000·0500·0000··................
00000220:·0200·0000·0000·2600·0000·0000·0000·0000··......&.........		00000220:·0200·0000·0000·2600·0000·0000·0000·0000··......&.........
00000230:·0000·0200·5e00·0000·5761·6974·4f6e·4164··....^...WaitOnAd		00000230:·0000·0200·5e00·0000·5761·6974·4f6e·4164··....^...WaitOnAd
00000240:·6472·6573·7300·5f5f·696d·705f·5761·6974··dress.__imp_Wait		00000240:·6472·6573·7300·5f5f·696d·705f·5761·6974··dress.__imp_Wait
00000250:·4f6e·4164·6472·6573·7300·5f68·6561·645f··OnAddress._head_		00000250:·4f6e·4164·6472·6573·7300·5f68·6561·645f··OnAddress._head_
00000260:·5f74·6d70·5f72·7573·7463·~~4545~~·~~6a39~~·~~4368~~··_tmp_rustc~~EEj9Ch~~		00000260:·5f74·6d70·5f72·7573·7463·5274·4354·5653··_tmp_rustcRtCTVS
00000270:·5f61·7069·5f6d·735f·7769·6e5f·636f·7265··_api_ms_win_core		00000270:·5f61·7069·5f6d·735f·7769·6e5f·636f·7265··_api_ms_win_core
00000280:·5f73·796e·6368·5f6c·315f·325f·305f·6c69··_synch_l1_2_0_li		00000280:·5f73·796e·6368·5f6c·315f·325f·305f·6c69··_synch_l1_2_0_li
00000290:·6200·····································b.		00000290:·6200·····································b.


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1	Package:·rust-web-doc	1	Package:·rust-web-doc
2	Source:·rustc-web	2	Source:·rustc-web
3	Version:·1.78.0+dfsg1-2~deb12u3	3	Version:·1.78.0+dfsg1-2~deb12u3
4	Architecture:·all	4	Architecture:·all
5	Maintainer:·Debian·Rust·Maintainers·<pkg-rust-maintainers@alioth-lists.debian.net>	5	Maintainer:·Debian·Rust·Maintainers·<pkg-rust-maintainers@alioth-lists.debian.net>
6	Installed-Size:·567591	6	Installed-Size:·569595
7	Depends:·libjs-jquery,·libjs-highlight.js,·libjs-mathjax,·fonts-open-sans,·fonts-font-awesome	7	Depends:·libjs-jquery,·libjs-highlight.js,·libjs-mathjax,·fonts-open-sans,·fonts-font-awesome
8	Recommends:·cargo-web-doc	8	Recommends:·cargo-web-doc
9	Conflicts:·rust-doc,·rust-mozilla-doc	9	Conflicts:·rust-doc,·rust-mozilla-doc
10	Section:·doc	10	Section:·doc
11	Priority:·optional	11	Priority:·optional
12	Homepage:·http://www.rust-lang.org/	12	Homepage:·http://www.rust-lang.org/
13	Description:·Rust·systems·programming·language·-·Documentation	13	Description:·Rust·systems·programming·language·-·Documentation


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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="fn"·href="#">alloc</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0">1.28.0</span>···<a·class="src"·href="../../src/alloc/alloc.rs.html#94-102">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·unsafe·fn·alloc(layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)·->·<a·class="primitive"·href="../../core/primitive.pointer.html">*mut·</a><a·class="primitive"·href="../../core/primitive.u8.html">u8</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Allocate·memory·with·the·global·allocator.</p>	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="fn"·href="#">alloc</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0">1.28.0</span>···<a·class="src"·href="../../src/alloc/alloc.rs.html#94-102">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·unsafe·fn·alloc(layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)·->·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.pointer.html">*mut·</a><a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.u8.html">u8</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Allocate·memory·with·the·global·allocator.</p>
3	<p>This·function·forwards·calls·to·the·<a·href="trait.GlobalAlloc.html#tymethod.alloc"·title="method·alloc::alloc::GlobalAlloc::alloc"><code>GlobalAlloc::alloc</code></a>·method	3	<p>This·function·forwards·calls·to·the·<a·href="trait.GlobalAlloc.html#tymethod.alloc"·title="method·alloc::alloc::GlobalAlloc::alloc"><code>GlobalAlloc::alloc</code></a>·method
4	of·the·allocator·registered·with·the·<code>#[global_allocator]</code>·attribute	4	of·the·allocator·registered·with·the·<code>#[global_allocator]</code>·attribute
5	if·there·is·one,·or·the·<code>std</code>·crate’s·default.</p>	5	if·there·is·one,·or·the·<code>std</code>·crate’s·default.</p>
6	<p>This·function·is·expected·to·be·deprecated·in·favor·of·the·<code>alloc</code>·method	6	<p>This·function·is·expected·to·be·deprecated·in·favor·of·the·<code>alloc</code>·method
7	of·the·<a·href="struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·type·when·it·and·the·<a·href="trait.Allocator.html"·title="trait·alloc::alloc::Allocator"><code>Allocator</code></a>·trait·become·stable.</p>	7	of·the·<a·href="struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·type·when·it·and·the·<a·href="trait.Allocator.html"·title="trait·alloc::alloc::Allocator"><code>Allocator</code></a>·trait·become·stable.</p>
8	<h2·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h2>	8	<h2·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h2>
9	<p>See·<a·href="trait.GlobalAlloc.html#tymethod.alloc"·title="method·alloc::alloc::GlobalAlloc::alloc"><code>GlobalAlloc::alloc</code></a>.</p>	9	<p>See·<a·href="trait.GlobalAlloc.html#tymethod.alloc"·title="method·alloc::alloc::GlobalAlloc::alloc"><code>GlobalAlloc::alloc</code></a>.</p>


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1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="Signal·a·memory·allocation·error."><title>handle_alloc_error·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·fn"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><div·class="sidebar-elems"><h2><a·href="index.html">In·alloc::alloc</a></h2></div></nav><div·class="sidebar-resizer"></div>	1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="Signal·a·memory·allocation·error."><title>handle_alloc_error·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c0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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="fn"·href="#">handle_alloc_error</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0,·const·unstable">1.28.0·(const:·<a·href="https://github.com/rust-lang/rust/issues/92523"·title="Tracking·issue·for·const_alloc_error">unstable</a>)</span>···<a·class="src"·href="../../src/alloc/alloc.rs.html#377-397">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·handle_alloc_error(layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)·->·<a·class="primitive"·href="../../core/primitive.never.html">!</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Signal·a·memory·allocation·error.</p>	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="fn"·href="#">handle_alloc_error</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0,·const·unstable">1.28.0·(const:·<a·href="https://github.com/rust-lang/rust/issues/92523"·title="Tracking·issue·for·const_alloc_error">unstable</a>)</span>···<a·class="src"·href="../../src/alloc/alloc.rs.html#377-397">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·handle_alloc_error(layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)·->·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.never.html">!</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Signal·a·memory·allocation·error.</p>
3	<p>Callers·of·memory·allocation·APIs·wishing·to·cease·execution	3	<p>Callers·of·memory·allocation·APIs·wishing·to·cease·execution
4	in·response·to·an·allocation·error·are·encouraged·to·call·this·function,	4	in·response·to·an·allocation·error·are·encouraged·to·call·this·function,
5	rather·than·directly·invoking·<a·href="../../core/macro.panic.html"·title="macro·core::panic"><code>panic!</code></a>·or·similar.</p>	5	rather·than·directly·invoking·<a·href="https://doc.rust-lang.org/1.78.0/core/macro.panic.html"·title="macro·core::panic"><code>panic!</code></a>·or·similar.</p>
6	<p>This·function·is·guaranteed·to·diverge·(not·return·normally·with·a·value),·but·depending·on	6	<p>This·function·is·guaranteed·to·diverge·(not·return·normally·with·a·value),·but·depending·on
7	global·configuration,·it·may·either·panic·(resulting·in·unwinding·or·aborting·as·per	7	global·configuration,·it·may·either·panic·(resulting·in·unwinding·or·aborting·as·per
8	configuration·for·all·panics),·or·abort·the·process·(with·no·unwinding).</p>	8	configuration·for·all·panics),·or·abort·the·process·(with·no·unwinding).</p>
9	<p>The·default·behavior·is:</p>	9	<p>The·default·behavior·is:</p>
10	<ul>	10	<ul>
11	<li>	11	<li>
12	<p>If·the·binary·links·against·<code>std</code>·(typically·the·case),·then	12	<p>If·the·binary·links·against·<code>std</code>·(typically·the·case),·then
13	print·a·message·to·standard·error·and·abort·the·process.	13	print·a·message·to·standard·error·and·abort·the·process.
14	This·behavior·can·be·replaced·with·<a·href="../../std/alloc/fn.set_alloc_error_hook.html"><code>set_alloc_error_hook</code></a>·and·<a·href="../../std/alloc/fn.take_alloc_error_hook.html"><code>take_alloc_error_hook</code></a>.	14	This·behavior·can·be·replaced·with·<a·href="../../std/alloc/fn.set_alloc_error_hook.html"><code>set_alloc_error_hook</code></a>·and·<a·href="../../std/alloc/fn.take_alloc_error_hook.html"><code>take_alloc_error_hook</code></a>.
15	Future·versions·of·Rust·may·panic·by·default·instead.</p>	15	Future·versions·of·Rust·may·panic·by·default·instead.</p>
16	</li>	16	</li>
17	<li>	17	<li>
18	<p>If·the·binary·does·not·link·against·<code>std</code>·(all·of·its·crates·are·marked	18	<p>If·the·binary·does·not·link·against·<code>std</code>·(all·of·its·crates·are·marked
19	<a·href="https://doc.rust-lang.org/reference/names/preludes.html#the-no_std-attribute"><code>#![no_std]</code></a>),·then·call·<a·href="../../core/macro.panic.html"·title="macro·core::panic"><code>panic!</code></a>·with·a·message.	19	<a·href="https://doc.rust-lang.org/reference/names/preludes.html#the-no_std-attribute"><code>#![no_std]</code></a>),·then·call·<a·href="https://doc.rust-lang.org/1.78.0/core/macro.panic.html"·title="macro·core::panic"><code>panic!</code></a>·with·a·message.
20	<a·href="https://doc.rust-lang.org/reference/runtime.html#the-panic_handler-attribute">The·panic·handler</a>·applies·as·to·any·panic.</p>	20	<a·href="https://doc.rust-lang.org/reference/runtime.html#the-panic_handler-attribute">The·panic·handler</a>·applies·as·to·any·panic.</p>
21	</li>	21	</li>
22	</ul>	22	</ul>
23	</div></details></section></div></main></body></html>	23	</div></details></section></div></main></body></html>


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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Struct·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="struct"·href="#">AllocError</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="../../src/core/alloc/mod.rs.html#34">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·struct·AllocError;</code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·<code>AllocError</code>·error·indicates·an·allocation·failure	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Struct·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="struct"·href="#">AllocError</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/mod.rs.html#34">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·struct·AllocError;</code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·<code>AllocError</code>·error·indicates·an·allocation·failure
3	that·may·be·due·to·resource·exhaustion·or·to	3	that·may·be·due·to·resource·exhaustion·or·to
4	something·wrong·when·combining·the·given·input·arguments·with·this	4	something·wrong·when·combining·the·given·input·arguments·with·this
5	allocator.</p>	5	allocator.</p>
6	</div></details><h2·id="trait-implementations"·class="section-header">Trait·Implementations<a·href="#trait-implementations"·class="anchor">§</a></h2><div·id="trait-implementations-list"><details·class="toggle·implementors-toggle"·open><summary><section·id="impl-Clone-for-AllocError"·class="impl"><a·class="src·rightside"·href="../../src/core/alloc/mod.rs.html#33">source</a><a·href="#impl-Clone-for-AllocError"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="~~../../core~~/clone/trait.Clone.~~html"·title="trait·~~core::clone::~~Clone">~~Clone</~~a>·for~~·<~~a·c~~lass="str~~uct~~"·[·...·truncated·by·diffoscope;·len:·~~9516~~,·SHA:·002c63390~~d6512~~9~~353bf21127a~~4268~~78b0~~94c~~efb~~65b~~08508f~~f~~73640~~c~~179e3386~~·...·]/core/primitive.bool.html">bool</a></h4></section></summary><div·class='docblock'>This·method·tests·for·<code>self</code>·and·<code>other</code>·values·to·be·equal,·and·is·used	6	</div></details><h2·id="trait-implementations"·class="section-header">Trait·Implementations<a·href="#trait-implementations"·class="anchor">§</a></h2><div·id="trait-implementations-list"><details·class="toggle·implementors-toggle"·open><summary><section·id="impl-Clone-for-AllocError"·class="impl"><a·class="src·rightside"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/mod.rs.html#33">source</a><a·href="#impl-Clone-for-AllocError"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html"·title="trai[·...·truncated·by·diffoscope;·len:·10623,·SHA:·5b2620777e89c216ac680534485bc896ccb7d561eb33d2b53fd5ae8c520241cd·...·]/core/primitive.bool.html">bool</a></h4></section></summary><div·class='docblock'>This·method·tests·for·<code>self</code>·and·<code>other</code>·values·to·be·equal,·and·is·used
7	by·<code>==</code>.</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.ne"·class="method·trait-impl"><span·class="rightside"><span·class="since"·title="Stable·since·Rust·version·1.0.0">1.0.0</span>···<a·class="src"·href="../../src/core/cmp.rs.html#263">source</a></span><a·href="#method.ne"·class="anchor">§</a><h4·class="code-header">fn·<a·href="../../core/cmp/trait.PartialEq.html#method.ne"·class="fn">ne</a>(&self,~~·other:·<a·class="primitive"~~·~~href="../../core/primitive~~[·...·truncated·by·diffoscope;·len:·69,·SHA:·bb676445~~ed4~~7~~16783d5d~~8ed2f~~b1ff635f25~~77a6cd~~8b4~~1~~db49822f9e352~~e3~~94c1~~·...·]/core/primitive.bool.html">bool</a></h4></section></summary><div·class='docblock'>This·method·tests·for·<code>!=</code>.·The·default·implementation·is·almost·always	7	by·<code>==</code>.</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.ne"·class="method·trait-impl"><span·class="rightside"><span·class="since"·title="Stable·since·Rust·version·1.0.0">1.0.0</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/cmp.rs.html#263">source</a></span><a·href="#method.ne"·class="anchor">§</a><h4·class="code-header">fn·<a·href="https://doc.rust-lang.org/1.78.0/core/cmp/trait.PartialEq.html#method.ne"·class="fn">ne</a>(&self,·[·...·truncated·by·diffoscope;·len:·177,·SHA:·e1e3f9b9b78644c807cda06ba58cbf80a7a50ed17e7136cd156da5dd11dec66f·...·]/core/primitive.bool.html">bool</a></h4></section></summary><div·class='docblock'>This·method·tests·for·<code>!=</code>.·The·default·implementation·is·almost·always
8	sufficient,·and·should·not·be·overridden·without·very·good·reason.</div></details></div></details><section·id="impl-Copy-for-AllocError"·class="impl"><a·class="src·rightside"·href="../../src/core/alloc/mod.rs.html#33">source</a><a·href="#impl-Copy-for-AllocError"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="~~../../core~~/~~marker~~/tr~~ait~~.~~Copy.h~~tml~~"·title="trait·~~core::marker:~~:Copy">~~Copy</~~a>·for~~·<~~a·c~~lass="struct~~"·hr~~[·...·truncated·by·diffoscope;·len:·~~3969~~,·SHA:·c~~555b~~3~~04ad710~~4~~d55~~c4cf4b718~~c12~~83~~868~~f6~~07ff0~~8~~f0445~~f95~~42085~~75~~a7c8dd~~4·...·]/core/any/trait.Any.html"·title="trait·core::any::Any">Any</a>·for·T<div·class="where">where	8	sufficient,·and·should·not·be·overridden·without·very·good·reason.</div></details></div></details><section·id="impl-Copy-for-AllocError"·class="impl"><a·class="src·rightside"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/mod.rs.html#33">source</a><a·href="#impl-Copy-for-AllocError"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Copy.html"·title="trait[·...·truncated·by·diffoscope;·len:·4347,·SHA:·ec8dcf3423898f9948b713c2cfd720d83d96f6e24154838bbbf13a7478b80bf4·...·]/core/any/trait.Any.html"·title="trait·core::any::Any">Any</a>·for·T<div·class="where">where
9	····T:·'static·+·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.type_id"·class="method~~·trait-impl"><a·class="src·~~[·...·truncated·by·diffoscope;·len:·~~672~~,·SHA:·9db8bacb767d~~75cc33~~51c~~a734~~1~~c388130aa05ebe~~f490d~~992be~~53~~74f1~~6~~eedc378~~·...·]/src/core/borrow.rs.html#208">source</a><a·href="#impl-Borrow%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.Borrow.html"·title="trait·alloc::borrow::Borrow">Borrow</a><T>·for·T<div·class="where">where	9	····T:·'static·+·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.type_id"·class="method[·...·truncated·by·diffoscope;·len:·834,·SHA:·039b8952ccb1ab7d8f15cd519cbc10f4afc149276d0f9cfd3a53117d606059df·...·]/src/core/borrow.rs.html#208">source</a><a·href="#impl-Borrow%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.Borrow.html"·title="trait·alloc::borrow::Borrow">Borrow</a><T>·for·T<div·class="where">where
10	····T:·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow"·class="method~~·trait-impl"><a·class="src~~·r[·...·truncated·by·diffoscope;·len:·~~629~~,·SHA:·b2~~ffba~~b17~~ff1e~~f71ba4~~c50~~6a3a~~aa515da2~~0~~82da~~6f02a5~~3862ce~~1ca~~2b2b25f5b~~4·...·]/src/core/borrow.rs.html#216">source</a><a·href="#impl-BorrowMut%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.BorrowMut.html"·title="trait·alloc::borrow::BorrowMut">BorrowMut</a><T>·for·T<div·class="where">where	10	····T:·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow"·class="method·[·...·truncated·by·diffoscope;·len:·737,·SHA:·952d76e7bcf7b521fffa418ce638abf69976de0942360e56f93e419ca3389394·...·]/src/core/borrow.rs.html#216">source</a><a·href="#impl-BorrowMut%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.BorrowMut.html"·title="trait·alloc::borrow::BorrowMut">BorrowMut</a><T>·for·T<div·class="where">where
11	····T:·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow_mut"·class="me~~thod·trai~~t~~-impl"><a·class="s~~[·...·truncated·by·diffoscope;·len:·1~~227~~,·SHA:·~~befefc~~b8cb29dc857~~e1f3050~~5~~72f~~6f47031~~7e3350~~e~~0851~~c~~4ed6e56cc3~~867~~3a92~~·...·]/core/convert/trait.From.html#tymethod.from"·class="fn">from</a>(t:·T)·->·T</h4></section></summary><div·class="docblock"><p>Returns·the·argument·unchanged.</p>	11	····T:·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow_mut"·class="met[·...·truncated·by·diffoscope;·len:·1416,·SHA:·204bc28c8766993ff59d26bb790f1469ab686e6f172c57f35aa987a81507a7b1·...·]/core/convert/trait.From.html#tymethod.from"·class="fn">from</a>(t:·T)·->·T</h4></section></summary><div·class="docblock"><p>Returns·the·argument·unchanged.</p>
12	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-Into%3CU%3E-for-T"·class="impl"><a·class="src·rightside"·href="../../src/core/convert/mod.rs.html#748-750">source</a><a·href="#impl-Into%3CU%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T,·U>·<a·class="trait"·href="../../core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><U>·for·T<div·class="where">where	12	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-Into%3CU%3E-for-T"·class="impl"><a·class="src·rightside"·href="https://doc.rust-lang.org/1.78.0/src/core/convert/mod.rs.html#748-750">source</a><a·href="#impl-Into%3CU%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T,·U>·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><U>·for·T<div·class="where">where
13	····U:·<a·class="trait"·href="../../core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.into"·class="~~method·trait-i~~m~~pl"><a·class=~~[·...·truncated·by·diffoscope;·len:·~~156~~,·SHA:·63e0f8~~02f~~8dfa5b1551~~2cd44~~9~~9bce305a0d~~b1ce~~e8c1a~~5817~~d9d5ba~~e~~b222~~4~~f545~~·...·]/core/convert/trait.Into.html#tymethod.into"·class="fn">into</a>(self)·->·U</h4></section></summary><div·class="docblock"><p>Calls·<code>U::from(self)</code>.</p>	13	····U:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.into"·class="m[·...·truncated·by·diffoscope;·len:·237,·SHA:·2cf76a8ca501b2a1fef209fed846779ab1bed3b75f52c7425335e3ce04e6b272·...·]/core/convert/trait.Into.html#tymethod.into"·class="fn">into</a>(self)·->·U</h4></section></summary><div·class="docblock"><p>Calls·<code>U::from(self)</code>.</p>
14	<p>That·is,·this·conversion·is·whatever·the·implementation·of	14	<p>That·is,·this·conversion·is·whatever·the·implementation·of
15	<code><a·href="../../core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>·for·U</code>·chooses·to·do.</p>	15	<code><a·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>·for·U</code>·chooses·to·do.</p>
16	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/borrow.rs.html#83-95">source</a><a·href="#impl-ToOwned-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·T<div·class="where">where	16	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/borrow.rs.html#83-95">source</a><a·href="#impl-ToOwned-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·T<div·class="where">where
17	····T:·<a·class="trait"·href="../../core/clone/trait.Clone.html"·title="trait·core::clone::Clone">Clone</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Owned"·class="associatedtype·~~trai~~t~~-impl"><a·href="#associ~~[·...·truncated·by·diffoscope;·len:·1220,·SHA:·3cbf0f~~6454~~2~~b816603~~96~~8ea3c1b51d~~1~~b1e~~b9~~3d99770~~d~~50fe~~d74~~7c055~~4~~0b0~~e~~6b0~~·...·]/core/primitive.reference.html">&mut·T</a>)</h4></section></summary><div·class='docblock'>Uses·borrowed·data·to·replace·owned·data,·usually·by·cloning.·<a·href="../borrow/trait.ToOwned.html#method.clone_into">Read·more</a></div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToString-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/string.rs.html#2543-2557">source</a><a·href="#impl-ToString-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../string/trait.ToString.html"·title="trait·alloc::string::ToString">ToString</a>·for·T<div·class="where">where	17	····T:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html"·title="trait·core::clone::Clone">Clone</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Owned"·class="associatedtype·t[·...·truncated·by·diffoscope;·len:·1274,·SHA:·0c080e1e1236f77ce91b20fef8bb17c6bc50a069d2e16d2b40ea7b4298dec09f·...·]/core/primitive.reference.html">&mut·T</a>)</h4></section></summary><div·class='docblock'>Uses·borrowed·data·to·replace·owned·data,·usually·by·cloning.·<a·href="../borrow/trait.ToOwned.html#method.clone_into">Read·more</a></div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToString-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/string.rs.html#2543-2557">source</a><a·href="#impl-ToString-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../string/trait.ToString.html"·title="trait·alloc::string::ToString">ToString</a>·for·T<div·class="where">where
18	····T:·<a·class="trait"·href="../fmt/trait.Display.html"·title="trait·alloc::fmt::Display">Display</a>·+·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.to_string"·class="meth~~od·trait-impl"><a·class="sr~~[·...·truncated·by·diffoscope;·len:·~~875~~,·SHA:·bf3~~a3f8ff~~ed9~~dcfc~~9~~734~~0~~5dddaf~~9f~~278663007cc35c~~a5daa38b602~~63020~~1cbf0·...·]/core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><U>·for·T<div·class="where">where	18	····T:·<a·class="trait"·href="../fmt/trait.Display.html"·title="trait·alloc::fmt::Display">Display</a>·+·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.to_string"·class="meth[·...·truncated·by·diffoscope;·len:·956,·SHA:·531ea7c1ecd9197e925ea3063788b96ffe9ed8291f75ffba5fcab4c2298b41ca·...·]/core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><U>·for·T<div·class="where">where
19	····U:·<a·class="trait"·href="../../core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error"·class="assoc~~iatedtype·trait-~~i~~mpl"><a·hre~~[·...·truncated·by·diffoscope;·len:·1591,·SHA:·8537a~~facf1~~b~~3cf6b9~~f~~b7db778975~~d49d~~8a8e5988~~d~~420715e46~~4~~ff4a~~79~~dd696c5~~·...·]/core/convert/trait.TryInto.html"·title="trait·core::convert::TryInto">TryInto</a><U>·for·T<div·class="where">where	19	····U:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error"·class="associ[·...·truncated·by·diffoscope;·len:·1861,·SHA:·78398046ba16de2f66a8201a11d6a2dd405fceedeabfcaa37481e77092687e6f·...·]/core/convert/trait.TryInto.html"·title="trait·core::convert::TryInto">TryInto</a><U>·for·T<div·class="where">where
20	····U:·<a·class="trait"·href="../../core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error-1"·cl~~ass="associatedtype·trait-i~~[·...·truncated·by·diffoscope;·len:·1~~231~~,·SHA:·~~7843e7~~b6cc~~a73~~9~~22417~~e415~~4886c0df66~~f016d2~~74b48933c21bdb75b~~6747~~9d5b~~·...·]/core/convert/trait.TryFrom.html#associatedtype.Error"·title="type·core::convert::TryFrom::Error">Error</a>></h4></section></summary><div·class='docblock'>Performs·the·conversion.</div></details></div></details></div></section></div></main></body></html>	20	····U:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error-1"·cl[·...·truncated·by·diffoscope;·len:·1474,·SHA:·ca90cccb6c86c654c95a1aaec456fbbe4b115f0d5a700e7d156e823346d70894·...·]/core/convert/trait.TryFrom.html#associatedtype.Error"·title="type·core::convert::TryFrom::Error">Error</a>></h4></section></summary><div·class='docblock'>Performs·the·conversion.</div></details></div></details></div></section></div></main></body></html>


Offset 1, 36 lines modified		Offset 1, 36 lines modified
1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="The·global·memory·allocator."><title>Global·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·struct"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><h2·class="location"><a·href="#">Global</a></h2><div·class="sidebar-elems"><section><h3><a·href="#trait-implementations">Trait·Implementations</a></h3><ul·class="block·trait-implementation"><li><a·href="#impl-Allocator-for-Global">Allocator</a></li><li><a·href="#impl-Clone-for-Global">Clone</a></li><li><a·href="#impl-Copy-for-Global">Copy</a></li><li><a·href="#impl-Debug-for-Global">Debug</a></li><li><a·href="#impl-Default-for-Global">Default</a></li><li><a·href="#impl-DispatchFromDyn%3CBox%3CU%3E%3E-for-Box%3CT%3E">DispatchFromDyn<Box<U>></a></li></ul><h3><a·href="#synthetic-implementations">Auto·Trait·Implementations</a></h3><ul·class="block·synthetic-implementation"><li><a·href="#impl-Freeze-for-Global">Freeze</a></li><li><a·href="#impl-RefUnwindSafe-for-Global">RefUnwindSafe</a></li><li><a·href="#impl-Send-for-Global">Send</a></li><li><a·href="#impl-Sync-for-Global">Sync</a></li><li><a·href="#impl-Unpin-for-Global">Unpin</a></li><li><a·href="#impl-UnwindSafe-for-Global">UnwindSafe</a></li></ul><h3><a·href="#blanket-implementations">Blanket·Implementations</a></h3><ul·class="block·blanket-implementation"><li><a·href="#impl-Any-for-T">Any</a></li><li><a·href="#impl-Borrow%3CT%3E-for-T">Borrow<T></a></li><li><a·href="#impl-BorrowMut%3CT%3E-for-T">BorrowMut<T></a></li><li><a·href="#impl-From%3CT%3E-for-T">From<T></a></li><li><a·href="#impl-Into%3CU%3E-for-T">Into<U></a></li><li><a·href="#impl-ToOwned-for-T">ToOwned</a></li><li><a·href="#impl-TryFrom%3CU%3E-for-T">TryFrom<U></a></li><li><a·href="#impl-TryInto%3CU%3E-for-T">TryInto<U></a></li></ul></section><h2><a·href="index.html">In·alloc::alloc</a></h2></div></nav><div·class="sidebar-resizer"></div>	1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="The·global·memory·allocator."><title>Global·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossori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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Struct·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="struct"·href="#">Global</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="../../src/alloc/alloc.rs.html#55">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·struct·Global;</code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·global·memory·allocator.</p>	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Struct·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="struct"·href="#">Global</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="../../src/alloc/alloc.rs.html#55">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·struct·Global;</code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·global·memory·allocator.</p>
3	<p>This·type·implements·the·<a·href="trait.Allocator.html"·title="trait·alloc::alloc::Allocator"><code>Allocator</code></a>·trait·by·forwarding·calls	3	<p>This·type·implements·the·<a·href="trait.Allocator.html"·title="trait·alloc::alloc::Allocator"><code>Allocator</code></a>·trait·by·forwarding·calls
4	to·the·allocator·registered·with·the·<code>#[global_allocator]</code>·attribute	4	to·the·allocator·registered·with·the·<code>#[global_allocator]</code>·attribute
5	if·there·is·one,·or·the·<code>std</code>·crate’s·default.</p>	5	if·there·is·one,·or·the·<code>std</code>·crate’s·default.</p>
6	<p>Note:·while·this·type·is·unstable,·the·functionality·it·provides·can·be	6	<p>Note:·while·this·type·is·unstable,·the·functionality·it·provides·can·be
7	accessed·through·the·<a·href="index.html#functions"·title="mod·alloc::alloc">free·functions·in·<code>alloc</code></a>.</p>	7	accessed·through·the·<a·href="index.html#functions"·title="mod·alloc::alloc">free·functions·in·<code>alloc</code></a>.</p>
8	</div></details><h2·id="trait-implementations"·class="section-header">Trait·Implementations<a·href="#trait-implementations"·class="anchor">§</a></h2><div·id="trait-implementations-list"><details·class="toggle·implementors-toggle"·open><summary><section·id="impl-Allocator-for-Global"·class="impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#240-324">source</a><a·href="#impl-Allocator-for-Global"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="trait.Allocator.html"·title="trait·alloc::alloc::Allocator">Allocator</a>·for·<a·class="struct"·href="struct.Global.html"·title="struct·alloc::alloc::Global">Global</a></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.allocate"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#242-244">source</a><a·href="#method.allocate"·class="anchor">§</a><h4·class="code-header">fn·<a·href="trait.Allocator.html#tymethod.allocate"·class="fn">allocate</a>(&self,·layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)·->·<a·class="enum"·href="../../core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="../../core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu~~ll</a><[<a·class="primitive"·href="../../core/primi~~[·...·truncated·by·diffoscope;·len:·2~~436~~,·SHA:·~~a6c~~831~~75e~~44b28abe~~2b73b0~~e3e5~~ce189b~~d~~ea10~~2~~445b~~ed~~df9a5c5~~ea~~c118911196~~·...·]/core/primitive.u8.html">u8</a>>,·layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)</h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><div·class='docblock'>Deallocates·the·memory·referenced·by·<code>ptr</code>.·<a·href="trait.Allocator.html#tymethod.deallocate">Read·more</a></div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.grow"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#261-269">source</a><a·href="#method.grow"·class="anchor">§</a><h4·class="code-header">unsafe·fn·<a·href="trait.Allocator.html#method.grow"·class="fn">grow</a>(	8	</div></details><h2·id="trait-implementations"·class="section-header">Trait·Implementations<a·href="#trait-implementations"·class="anchor">§</a></h2><div·id="trait-implementations-list"><details·class="toggle·implementors-toggle"·open><summary><section·id="impl-Allocator-for-Global"·class="impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#240-324">source</a><a·href="#impl-Allocator-for-Global"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="trait.Allocator.html"·title="trait·alloc::alloc::Allocator">Allocator</a>·for·<a·class="struct"·href="struct.Global.html"·title="struct·alloc::alloc::Global">Global</a></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.allocate"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#242-244">source</a><a·href="#method.allocate"·class="anchor">§</a><h4·class="code-header">fn·<a·href="trait.Allocator.html#tymethod.allocate"·class="fn">allocate</a>(&self,·layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)·->·<a·class="enum"·href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu[·...·truncated·by·diffoscope;·len:·2652,·SHA:·541e7944be8cec8f53cea458bf24cddf5f222b3ae02de244b6a7eae756c74b39·...·]/core/primitive.u8.html">u8</a>>,·layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>)</h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><div·class='docblock'>Deallocates·the·memory·referenced·by·<code>ptr</code>.·<a·href="trait.Allocator.html#tymethod.deallocate">Read·more</a></div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.grow"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#261-269">source</a><a·href="#method.grow"·class="anchor">§</a><h4·class="code-header">unsafe·fn·<a·href="trait.Allocator.html#method.grow"·class="fn">grow</a>(
9	····&self,	9	····&self,
10	····ptr:·<a·class="struct"·href="../../core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNull</a><<a·class="primitive"·href="../../core/primitive.u8.html">u8</a>>,	10	····ptr:·<a·class="struct"·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNull</a><<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.u8.html">u8</a>>,
11	····old_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,	11	····old_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,
12	····new_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>	12	····new_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>
13	)·->·<a·class="enum"·href="../../core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="../../core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu~~ll</a>&l~~t~~;[<a~~·cla~~ss="primitiv~~e~~"·hre~~f="..~~/..~~/core/primitive.u8.html">u8</a>]>,·<a·class="struct"·href="struct.AllocError.html"·title="struct·alloc::alloc::AllocError">AllocError</a>></h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><div·class='docblock'>Attempts·to·extend·the·memory·block.·<a·href="trait.Allocator.html#method.grow">Read·more</a></div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.grow_zeroed"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#272-280">source</a><a·href="#method.grow_zeroed"·class="anchor">§</a><h4·class="code-header">unsafe·fn·<a·href="trait.Allocator.html#method.grow_zeroed"·class="fn">grow_zeroed</a>(	13	)·->·<a·class="enum"·href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu[·...·truncated·by·diffoscope;·len:·70,·SHA:·481746ff5f6daf977bb6d18d396e53f0cb38904b4dbc6cf313c8c29972c282a1·...·]/core/primitive.u8.html">u8</a>]>,·<a·class="struct"·href="struct.AllocError.html"·title="struct·alloc::alloc::AllocError">AllocError</a>></h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><div·class='docblock'>Attempts·to·extend·the·memory·block.·<a·href="trait.Allocator.html#method.grow">Read·more</a></div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.grow_zeroed"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#272-280">source</a><a·href="#method.grow_zeroed"·class="anchor">§</a><h4·class="code-header">unsafe·fn·<a·href="trait.Allocator.html#method.grow_zeroed"·class="fn">grow_zeroed</a>(
14	····&self,	14	····&self,
15	····ptr:·<a·class="struct"·href="../../core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNull</a><<a·class="primitive"·href="../../core/primitive.u8.html">u8</a>>,	15	····ptr:·<a·class="struct"·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNull</a><<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.u8.html">u8</a>>,
16	····old_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,	16	····old_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,
17	····new_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>	17	····new_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>
18	)·->·<a·class="enum"·href="../../core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="../../core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu~~ll</a>&l~~t~~;[<a~~·cla~~ss="primitiv~~e~~"·hre~~f="..~~/..~~/core/primitive.u8.html">u8</a>]>,·<a·class="struct"·href="struct.AllocError.html"·title="struct·alloc::alloc::AllocError">AllocError</a>></h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><div·class='docblock'>Behaves·like·<code>grow</code>,·but·also·ensures·that·the·new·contents·are·set·to·zero·before·being	18	)·->·<a·class="enum"·href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu[·...·truncated·by·diffoscope;·len:·70,·SHA:·481746ff5f6daf977bb6d18d396e53f0cb38904b4dbc6cf313c8c29972c282a1·...·]/core/primitive.u8.html">u8</a>]>,·<a·class="struct"·href="struct.AllocError.html"·title="struct·alloc::alloc::AllocError">AllocError</a>></h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>allocator_api</code> <a·href="https://github.com/rust-lang/rust/issues/32838">#32838</a>)</span></div></span><div·class='docblock'>Behaves·like·<code>grow</code>,·but·also·ensures·that·the·new·contents·are·set·to·zero·before·being
19	returned.·<a·href="trait.Allocator.html#method.grow_zeroed">Read·more</a></div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.shrink"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#283-323">source</a><a·href="#method.shrink"·class="anchor">§</a><h4·class="code-header">unsafe·fn·<a·href="trait.Allocator.html#method.shrink"·class="fn">shrink</a>(	19	returned.·<a·href="trait.Allocator.html#method.grow_zeroed">Read·more</a></div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.shrink"·class="method·trait-impl"><a·class="src·rightside"·href="../../src/alloc/alloc.rs.html#283-323">source</a><a·href="#method.shrink"·class="anchor">§</a><h4·class="code-header">unsafe·fn·<a·href="trait.Allocator.html#method.shrink"·class="fn">shrink</a>(
20	····&self,	20	····&self,
21	····ptr:·<a·class="struct"·href="../../core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNull</a><<a·class="primitive"·href="../../core/primitive.u8.html">u8</a>>,	21	····ptr:·<a·class="struct"·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNull</a><<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.u8.html">u8</a>>,
22	····old_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,	22	····old_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,
23	····new_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>	23	····new_layout:·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>
24	)·->·<a·class="enum"·href="../../core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="../../core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu~~ll</a><[<a·class="primitive"·href="../../core/primi~~[·...·truncated·by·diffoscope;·len:·915,·SHA:·423~~50cdf~~fbee70~~2f15944~~4794df3~~12d23~~0d~~c21~~1db~~f4ed708e7~~a9101dd~~71ad5a4~~·...·]/core/primitive.reference.html">&Self</a><div·class="where">where	24	)·->·<a·class="enum"·href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html"·title="struct·core::ptr::non_null::NonNull">NonNu[·...·truncated·by·diffoscope;·len:·1050,·SHA:·f32ee16068ae0de47a46ffe5c50a0a15b217a3665aa3d5d183ddc39440e3ff0e·...·]/core/primitive.reference.html">&Self</a><div·class="where">where
25	····Self:·<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimen~~tal·API.·(<code>alloca~~t~~or_ap~~[·...·truncated·by·diffoscope;·len:·~~8841~~,·SHA:·~~3940~~ef71~~93b8b~~6a68b~~8704~~a~~37703~~c~~c985a~~624b74b56~~c78c~~c~~00187847d~~44a04ab·...·]/core/any/trait.Any.html"·title="trait·core::any::Any">Any</a>·for·T<div·class="where">where	25	····Self:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h4></section></summary><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experiment[·...·truncated·by·diffoscope;·len:·9489,·SHA:·2fbfee90861c01e4628bcdb3ea5c02dc71f406849253ea6cedd6bbb6b4380416·...·]/core/any/trait.Any.html"·title="trait·core::any::Any">Any</a>·for·T<div·class="where">where
26	····T:·'static·+·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.type_id"·class="method~~·trait-impl"><a·class="src·~~[·...·truncated·by·diffoscope;·len:·~~672~~,·SHA:·9db8bacb767d~~75cc33~~51c~~a734~~1~~c388130aa05ebe~~f490d~~992be~~53~~74f1~~6~~eedc378~~·...·]/src/core/borrow.rs.html#208">source</a><a·href="#impl-Borrow%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.Borrow.html"·title="trait·alloc::borrow::Borrow">Borrow</a><T>·for·T<div·class="where">where	26	····T:·'static·+·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.type_id"·class="method[·...·truncated·by·diffoscope;·len:·834,·SHA:·039b8952ccb1ab7d8f15cd519cbc10f4afc149276d0f9cfd3a53117d606059df·...·]/src/core/borrow.rs.html#208">source</a><a·href="#impl-Borrow%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.Borrow.html"·title="trait·alloc::borrow::Borrow">Borrow</a><T>·for·T<div·class="where">where
27	····T:·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow"·class="method~~·trait-impl"><a·class="src~~·r[·...·truncated·by·diffoscope;·len:·~~629~~,·SHA:·b2~~ffba~~b17~~ff1e~~f71ba4~~c50~~6a3a~~aa515da2~~0~~82da~~6f02a5~~3862ce~~1ca~~2b2b25f5b~~4·...·]/src/core/borrow.rs.html#216">source</a><a·href="#impl-BorrowMut%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.BorrowMut.html"·title="trait·alloc::borrow::BorrowMut">BorrowMut</a><T>·for·T<div·class="where">where	27	····T:·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow"·class="method·[·...·truncated·by·diffoscope;·len:·737,·SHA:·952d76e7bcf7b521fffa418ce638abf69976de0942360e56f93e419ca3389394·...·]/src/core/borrow.rs.html#216">source</a><a·href="#impl-BorrowMut%3CT%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.BorrowMut.html"·title="trait·alloc::borrow::BorrowMut">BorrowMut</a><T>·for·T<div·class="where">where
28	····T:·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow_mut"·class="me~~thod·trai~~t~~-impl"><a·class="s~~[·...·truncated·by·diffoscope;·len:·1~~227~~,·SHA:·~~befefc~~b8cb29dc857~~e1f3050~~5~~72f~~6f47031~~7e3350~~e~~0851~~c~~4ed6e56cc3~~867~~3a92~~·...·]/core/convert/trait.From.html#tymethod.from"·class="fn">from</a>(t:·T)·->·T</h4></section></summary><div·class="docblock"><p>Returns·the·argument·unchanged.</p>	28	····T:·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.borrow_mut"·class="met[·...·truncated·by·diffoscope;·len:·1416,·SHA:·204bc28c8766993ff59d26bb790f1469ab686e6f172c57f35aa987a81507a7b1·...·]/core/convert/trait.From.html#tymethod.from"·class="fn">from</a>(t:·T)·->·T</h4></section></summary><div·class="docblock"><p>Returns·the·argument·unchanged.</p>
29	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-Into%3CU%3E-for-T"·class="impl"><a·class="src·rightside"·href="../../src/core/convert/mod.rs.html#748-750">source</a><a·href="#impl-Into%3CU%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T,·U>·<a·class="trait"·href="../../core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><U>·for·T<div·class="where">where	29	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-Into%3CU%3E-for-T"·class="impl"><a·class="src·rightside"·href="https://doc.rust-lang.org/1.78.0/src/core/convert/mod.rs.html#748-750">source</a><a·href="#impl-Into%3CU%3E-for-T"·class="anchor">§</a><h3·class="code-header">impl<T,·U>·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><U>·for·T<div·class="where">where
30	····U:·<a·class="trait"·href="../../core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.into"·class="~~method·trait-i~~m~~pl"><a·class=~~[·...·truncated·by·diffoscope;·len:·~~156~~,·SHA:·63e0f8~~02f~~8dfa5b1551~~2cd44~~9~~9bce305a0d~~b1ce~~e8c1a~~5817~~d9d5ba~~e~~b222~~4~~f545~~·...·]/core/convert/trait.Into.html#tymethod.into"·class="fn">into</a>(self)·->·U</h4></section></summary><div·class="docblock"><p>Calls·<code>U::from(self)</code>.</p>	30	····U:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle·method-toggle"·open><summary><section·id="method.into"·class="m[·...·truncated·by·diffoscope;·len:·237,·SHA:·2cf76a8ca501b2a1fef209fed846779ab1bed3b75f52c7425335e3ce04e6b272·...·]/core/convert/trait.Into.html#tymethod.into"·class="fn">into</a>(self)·->·U</h4></section></summary><div·class="docblock"><p>Calls·<code>U::from(self)</code>.</p>
31	<p>That·is,·this·conversion·is·whatever·the·implementation·of	31	<p>That·is,·this·conversion·is·whatever·the·implementation·of
32	<code><a·href="../../core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>·for·U</code>·chooses·to·do.</p>	32	<code><a·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.From.html"·title="trait·core::convert::From">From</a><T>·for·U</code>·chooses·to·do.</p>
33	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/borrow.rs.html#83-95">source</a><a·href="#impl-ToOwned-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·T<div·class="where">where	33	</div></details></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/borrow.rs.html#83-95">source</a><a·href="#impl-ToOwned-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="../borrow/trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·T<div·class="where">where
34	····T:·<a·class="trait"·href="../../core/clone/trait.Clone.html"·title="trait·core::clone::Clone">Clone</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Owned"·class="associatedtype·~~trai~~t~~-impl"><a·href="#associ~~[·...·truncated·by·diffoscope;·len:·1~~795~~,·SHA:·b8~~c26~~d2756505c~~a68053~~9d~~c8d8~~4062e~~328~~ba98d1a~~c09c~~ee9448~~c528a~~df7cafc0·...·]/core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><U>·for·T<div·class="where">where	34	····T:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html"·title="trait·core::clone::Clone">Clone</a>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Owned"·class="associatedtype·t[·...·truncated·by·diffoscope;·len:·1903,·SHA:·9a4eb5c800ed211d64f5ef4bbb9fe5e4bfede4b7cdffd1e1968bf0b3d77a2705·...·]/core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><U>·for·T<div·class="where">where
35	····U:·<a·class="trait"·href="../../core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error"·class="assoc~~iatedtype·trait-~~i~~mpl"><a·hre~~[·...·truncated·by·diffoscope;·len:·1591,·SHA:·8537a~~facf1~~b~~3cf6b9~~f~~b7db778975~~d49d~~8a8e5988~~d~~420715e46~~4~~ff4a~~79~~dd696c5~~·...·]/core/convert/trait.TryInto.html"·title="trait·core::convert::TryInto">TryInto</a><U>·for·T<div·class="where">where	35	····U:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.Into.html"·title="trait·core::convert::Into">Into</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error"·class="associ[·...·truncated·by·diffoscope;·len:·1861,·SHA:·78398046ba16de2f66a8201a11d6a2dd405fceedeabfcaa37481e77092687e6f·...·]/core/convert/trait.TryInto.html"·title="trait·core::convert::TryInto">TryInto</a><U>·for·T<div·class="where">where
36	····U:·<a·class="trait"·href="../../core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error-1"·cl~~ass="associatedtype·trait-i~~[·...·truncated·by·diffoscope;·len:·1~~231~~,·SHA:·~~7843e7~~b6cc~~a73~~9~~22417~~e415~~4886c0df66~~f016d2~~74b48933c21bdb75b~~6747~~9d5b~~·...·]/core/convert/trait.TryFrom.html#associatedtype.Error"·title="type·core::convert::TryFrom::Error">Error</a>></h4></section></summary><div·class='docblock'>Performs·the·conversion.</div></details></div></details></div></section></div></main></body></html>	36	····U:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/convert/trait.TryFrom.html"·title="trait·core::convert::TryFrom">TryFrom</a><T>,</div></h3></section></summary><div·class="impl-items"><details·class="toggle"·open><summary><section·id="associatedtype.Error-1"·cl[·...·truncated·by·diffoscope;·len:·1474,·SHA:·ca90cccb6c86c654c95a1aaec456fbbe4b115f0d5a700e7d156e823346d70894·...·]/core/convert/trait.TryFrom.html#associatedtype.Error"·title="type·core::convert::TryFrom::Error">Error</a>></h4></section></summary><div·class='docblock'>Performs·the·conversion.</div></details></div></details></div></section></div></main></body></html>


Offset 1, 21 lines modified		Offset 1, 21 lines modified
1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="Layout·of·a·block·of·memory."><title>Layout·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·struct"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><h2·class="location"><a·href="#">Layout</a></h2><div·class="sidebar-elems"><section><h3><a·href="#implementations">Methods</a></h3><ul·class="block·method"><li><a·href="#method.align">align</a></li><li><a·href="#method.align_to">align_to</a></li><li><a·href="#method.array">array</a></li><li><a·href="#method.dangling">dangling</a></li><li><a·href="#method.extend">extend</a></li><li><a·href="#method.extend_packed">extend_packed</a></li><li><a·href="#method.for_value">for_value</a></li><li><a·href="#method.for_value_raw">for_value_raw</a></li><li><a·href="#method.from_size_align">from_size_align</a></li><li><a·href="#method.from_size_align_unchecked">from_size_align_unchecked</a></li><li><a·href="#method.new">new</a></li><li><a·href="#method.pad_to_align">pad_to_align</a></li><li><a·href="#method.padding_needed_for">padding_needed_for</a></li><li><a·href="#method.repeat">repeat</a></li><li><a·href="#method.repeat_packed">repeat_packed</a></li><li><a·href="#method.size">size</a></li></ul><h3><a·href="#trait-implementations">Trait·Implementations</a></h3><ul·class="block·trait-implementation"><li><a·href="#impl-Clone-for-Layout">Clone</a></li><li><a·href="#impl-Copy-for-Layout">Copy</a></li><li><a·href="#impl-Debug-for-Layout">Debug</a></li><li><a·href="#impl-Eq-for-Layout">Eq</a></li><li><a·href="#impl-Hash-for-Layout">Hash</a></li><li><a·href="#impl-PartialEq-for-Layout">PartialEq</a></li><li><a·href="#impl-StructuralPartialEq-for-Layout">StructuralPartialEq</a></li></ul><h3><a·href="#synthetic-implementations">Auto·Trait·Implementations</a></h3><ul·class="block·synthetic-implementation"><li><a·href="#impl-Freeze-for-Layout">Freeze</a></li><li><a·href="#impl-RefUnwindSafe-for-Layout">RefUnwindSafe</a></li><li><a·href="#impl-Send-for-Layout">Send</a></li><li><a·href="#impl-Sync-for-Layout">Sync</a></li><li><a·href="#impl-Unpin-for-Layout">Unpin</a></li><li><a·href="#impl-UnwindSafe-for-Layout">UnwindSafe</a></li></ul><h3><a·href="#blanket-implementations">Blanket·Implementations</a></h3><ul·class="block·blanket-implementation"><li><a·href="#impl-Any-for-T">Any</a></li><li><a·href="#impl-Borrow%3CT%3E-for-T">Borrow<T></a></li><li><a·href="#impl-BorrowMut%3CT%3E-for-T">BorrowMut<T></a></li><li><a·href="#impl-From%3CT%3E-for-T">From<T></a></li><li><a·href="#impl-Into%3CU%3E-for-T">Into<U></a></li><li><a·href="#impl-ToOwned-for-T">ToOwned</a></li><li><a·href="#impl-TryFrom%3CU%3E-for-T">TryFrom<U></a></li><li><a·href="#impl-TryInto%3CU%3E-for-T">TryInto<U></a></li></ul></section><h2><a·href="index.html">In·alloc::alloc</a></h2></div></nav><div·class="sidebar-resizer"></div>	1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="Layout·of·a·block·of·memory."><title>Layout·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·struct"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><h2·class="location"><a·href="#">Layout</a></h2><div·class="sidebar-elems"><section><h3><a·href="#implementations">Methods</a></h3><ul·class="block·method"><li><a·href="#method.align">align</a></li><li><a·href="#method.align_to">align_to</a></li><li><a·href="#method.array">array</a></li><li><a·href="#method.dangling">dangling</a></li><li><a·href="#method.extend">extend</a></li><li><a·href="#method.extend_packed">extend_packed</a></li><li><a·href="#method.for_value">for_value</a></li><li><a·href="#method.for_value_raw">for_value_raw</a></li><li><a·href="#method.from_size_align">from_size_align</a></li><li><a·href="#method.from_size_align_unchecked">from_size_align_unchecked</a></li><li><a·href="#method.new">new</a></li><li><a·href="#method.pad_to_align">pad_to_align</a></li><li><a·href="#method.padding_needed_for">padding_needed_for</a></li><li><a·href="#method.repeat">repeat</a></li><li><a·href="#method.repeat_packed">repeat_packed</a></li><li><a·href="#method.size">size</a></li></ul><h3><a·href="#trait-implementations">Trait·Implementations</a></h3><ul·class="block·trait-implementation"><li><a·href="#impl-Clone-for-Layout">Clone</a></li><li><a·href="#impl-Copy-for-Layout">Copy</a></li><li><a·href="#impl-Debug-for-Layout">Debug</a></li><li><a·href="#impl-Eq-for-Layout">Eq</a></li><li><a·href="#impl-Hash-for-Layout">Hash</a></li><li><a·href="#impl-PartialEq-for-Layout">PartialEq</a></li><li><a·href="#impl-StructuralPartialEq-for-Layout">StructuralPartialEq</a></li></ul><h3><a·href="#synthetic-implementations">Auto·Trait·Implementations</a></h3><ul·class="block·synthetic-implementation"><li><a·href="#impl-Freeze-for-Layout">Freeze</a></li><li><a·href="#impl-RefUnwindSafe-for-Layout">RefUnwindSafe</a></li><li><a·href="#impl-Send-for-Layout">Send</a></li><li><a·href="#impl-Sync-for-Layout">Sync</a></li><li><a·href="#impl-Unpin-for-Layout">Unpin</a></li><li><a·href="#impl-UnwindSafe-for-Layout">UnwindSafe</a></li></ul><h3><a·href="#blanket-implementations">Blanket·Implementations</a></h3><ul·class="block·blanket-implementation"><li><a·href="#impl-Any-for-T">Any</a></li><li><a·href="#impl-Borrow%3CT%3E-for-T">Borrow<T></a></li><li><a·href="#impl-BorrowMut%3CT%3E-for-T">BorrowMut<T></a></li><li><a·href="#impl-From%3CT%3E-for-T">From<T></a></li><li><a·href="#impl-Into%3CU%3E-for-T">Into<U></a></li><li><a·href="#impl-ToOwned-for-T">ToOwned</a></li><li><a·href="#impl-TryFrom%3CU%3E-for-T">TryFrom<U></a></li><li><a·href="#impl-TryInto%3CU%3E-for-T">TryInto<U></a></li></ul></section><h2><a·href="index.html">In·alloc::alloc</a></h2></div></nav><div·class="sidebar-resizer"></div>
2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Struct·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="struct"·href="#">Layout</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0">1.28.0</span>···<a·class="src"·href="../../src/core/alloc/layout.rs.html#38">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·struct·Layout·{·<span·class="comment">/·private·fields·/</span>·}</code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Layout·of·a·block·of·memory.</p>	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Struct·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="struct"·href="#">Layout</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0">1.28.0</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/layout.rs.html#38">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·struct·Layout·{·<span·class="comment">/·private·fields·/</span>·}</code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Layout·of·a·block·of·memory.</p>
3	<p>An·instance·of·<code>Layout</code>·describes·a·particular·layout·of·memory.	3	<p>An·instance·of·<code>Layout</code>·describes·a·particular·layout·of·memory.
4	You·build·a·<code>Layout</code>·up·as·an·input·to·give·to·an·allocator.</p>	4	You·build·a·<code>Layout</code>·up·as·an·input·to·give·to·an·allocator.</p>
5	<p>All·layouts·have·an·associated·size·and·a·power-of-two·alignment.</p>	5	<p>All·layouts·have·an·associated·size·and·a·power-of-two·alignment.</p>
6	<p>(Note·that·layouts·are·<em>not</em>·required·to·have·non-zero·size,	6	<p>(Note·that·layouts·are·<em>not</em>·required·to·have·non-zero·size,
7	even·though·<code>GlobalAlloc</code>·requires·that·all·memory·requests	7	even·though·<code>GlobalAlloc</code>·requires·that·all·memory·requests
8	be·non-zero·in·size.·A·caller·must·either·ensure·that·conditions	8	be·non-zero·in·size.·A·caller·must·either·ensure·that·conditions
9	like·this·are·met,·use·specific·allocators·with·looser	9	like·this·are·met,·use·specific·allocators·with·looser
10	requirements,·or·use·the·more·lenient·<code>Allocator</code>·interface.)</p>	10	requirements,·or·use·the·more·lenient·<code>Allocator</code>·interface.)</p>
11	</div></details><h2·id="implementations"·class="section-header">Implementations<a·href="#implementations"·class="anchor">§</a></h2><div·id="implementations-list"><details·class="toggle·implementors-toggle"·open><summary><section·id="impl-Layout"·class="impl"><a·class="src·rightside"·href="../../src/core/alloc/layout.rs.html#52">source</a><a·href="#impl-Layout"·class="anchor">§</a><h3·class="code-header">impl·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a></h3></section></~~summary><div·class="impl-it~~[·...·truncated·by·diffoscope;·len:·229,·SHA:·d161b257d9~~3e47b~~6~~aee47fb0df1c~~1ed3~~3cacb~~18~~7b1~~3c79~~6b85~~d30c~~59249~~7~~b20d~~·...·]/src/core/alloc/layout.rs.html#68">source</a></span><h4·class="code-header">pub·const·fn·<a·href="#method.from_size_align"·class="fn">from_size_align</a>(	11	</div></details><h2·id="implementations"·class="section-header">Implementations<a·href="#implementations"·class="anchor">§</a></h2><div·id="implementations-list"><details·class="toggle·implementors-toggle"·open><summary><section·id="impl-Layout"·class="impl"><a·class="src·rightside"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/layout.rs.html#52">source</a><a·href="#impl-Layout"·class="anchor">§</a><h3·class="code-header">impl·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a></h3></section></[·...·truncated·by·diffoscope;·len:·283,·SHA:·68569ff1306000ea26e35a41e3780751d785eb3c8d92c92d24dc1d8e68e7e441·...·]/src/core/alloc/layout.rs.html#68">source</a></span><h4·class="code-header">pub·const·fn·<a·href="#method.from_size_align"·class="fn">from_size_align</a>(
12	····size:·<a·class="primitive"·href="../../core/primitive.usize.html">usize</a>,	12	····size:·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.usize.html">usize</a>,
13	····align:·<a·class="primitive"·href="../../core/primitive.usize.html">usize</a>	13	····align:·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.usize.html">usize</a>
14	)·->·<a·class="enum"·href="../../core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,·<a·class="struct"·href="struct.LayoutError.html"·title="struct·alloc::alloc::LayoutError">LayoutError</a>></h4></section></summary><div·class="docblock"><p>Constructs·a·<code>Layout</code>·from·a·given·<code>size</code>·and·<code>align</code>,	14	)·->·<a·class="enum"·href="https://doc.rust-lang.org/1.78.0/core/result/enum.Result.html"·title="enum·core::result::Result">Result</a><<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a>,·<a·class="struct"·href="struct.LayoutError.html"·title="struct·alloc::alloc::LayoutError">LayoutError</a>></h4></section></summary><div·class="docblock"><p>Constructs·a·<code>Layout</code>·from·a·given·<code>size</code>·and·<code>align</code>,
15	or·returns·<code>LayoutError</code>·if·any·of·the·following·conditions	15	or·returns·<code>LayoutError</code>·if·any·of·the·following·conditions
16	are·not·met:</p>	16	are·not·met:</p>
17	<ul>	17	<ul>
18	<li>	18	<li>
19	<p><code>align</code>·must·not·be·zero,</p>	19	<p><code>align</code>·must·not·be·zero,</p>
20	</li>	20	</li>
21	<li>	21	<li>
Offset 23, 95 lines modified		Offset 23, 95 lines modified
23	</li>	23	</li>
24	<li>	24	<li>
25	<p><code>size</code>,·when·rounded·up·to·the·nearest·multiple·of·<code>align</code>,	25	<p><code>size</code>,·when·rounded·up·to·the·nearest·multiple·of·<code>align</code>,
26	must·not·overflow·isize·(i.e.,·the·rounded·value·must·be	26	must·not·overflow·isize·(i.e.,·the·rounded·value·must·be
27	less·than·or·equal·to·<code>isize::MAX</code>).</p>	27	less·than·or·equal·to·<code>isize::MAX</code>).</p>
28	</li>	28	</li>
29	</ul>	29	</ul>
30	</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.from_size_align_unchecked"·class="method"><span·class="rightside"><span·class="since"·title="const·since·1.36.0">const:·1.36.0</span>···<a·class="src"·href="../../src/core/alloc/layout.rs.html#118">source</a></span><h4·class="code-header">pub·const·unsafe·fn·<a·href="#method.from_size_align_unchecked"·class="fn">from_size_align_unchecked</a>(	30	</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.from_size_align_unchecked"·class="method"><span·class="rightside"><span·class="since"·title="const·since·1.36.0">const:·1.36.0</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/layout.rs.html#118">source</a></span><h4·class="code-header">pub·const·unsafe·fn·<a·href="#method.from_size_align_unchecked"·class="fn">from_size_align_unchecked</a>(
31	····size:·<a·class="primitive"·href="../../core/primitive.usize.html">usize</a>,	31	····size:·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.usize.html">usize</a>,
32	····align:·<a·class="primitive"·href="../../core/primitive.usize.html">usize</a>	32	····align:·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.usize.html">usize</a>
33	)·->·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a></h4></section></summary><div·class="docblock"><p>Creates·a·layout,·bypassing·all·checks.</p>	33	)·->·<a·class="struct"·href="struct.Layout.html"·title="struct·alloc::alloc::Layout">Layout</a></h4></section></summary><div·class="docblock"><p>Creates·a·layout,·bypassing·all·checks.</p>
34	<h5·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h5>	34	<h5·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h5>
35	<p>This·function·is·unsafe·as·it·does·not·verify·the·preconditions·from	35	<p>This·function·is·unsafe·as·it·does·not·verify·the·preconditions·from
36	<a·href="struct.Layout.html#method.from_size_align"·title="associated·function·alloc::alloc::Layout::from_size_align"><code>Layout::from_size_align</code></a>.</p>	36	<a·href="struct.Layout.html#method.from_size_align"·title="associated·function·alloc::alloc::Layout::from_size_align"><code>Layout::from_size_align</code></a>.</p>
37	</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.size"·class="method"><span·class="rightside"><span·class="since"·title="const·since·1.50.0">const:·1.50.0</span>···<a·class="src"·href="../../src/core/alloc/layout.rs.html#128">source</a></span><h4·class="code-header">pub·const·fn·<a·href="#method.size"·class="fn">size</a>(&self)·->·<a·class="primitive"·href="../../core/primitive.usize.html">usize</a></h4></section></summary><div·class="docblock"><p>The·minimum·size·in·bytes·for·a·memory·block·of·this·layout.</p>	37	</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.size"·class="method"><span·class="rightside"><span·class="since"·title="const·since·1.50.0">const:·1.50.0</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/layout.rs.html#128">source</a></span><h4·class="code-header">pub·const·fn·<a·href="#method.size"·class="fn">size</a>(&self)·->·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.usize.html">usize</a></h4></section></summary><div·class="docblock"><p>The·minimum·size·in·bytes·for·a·memory·block·of·this·layout.</p>
38	</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.align"·class="method"><span·class="rightside"><span·class="since"·title="const·since·1.50.0">const:·1.50.0</span>···<a·class="src"·href="../../src/core/alloc/layout.rs.html#141">source</a></span><h4·class="code-header">pub·const·fn·<a·href="#method.align"·class="fn">align</a>(&self)·->·<a·class="primitive"·href="../../core/primitive.usize.html">usize</a></h4></section></summary><div·class="docblock"><p>The·minimum·byte·alignment·for·a·memory·block·of·this·layout.</p>	38	</div></details><details·class="toggle·method-toggle"·open><summary><section·id="method.align"·class="method"><span·class="rightside"><span·class="since"·title="const·since·1.50.0">const:·1.50.0</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/layout.rs.html#141">source</a></span><h4·class="code-header">pub·const·fn·<a·href="#method.align"·class="fn">align</a>(&self)·->·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.usize.html">usize</a></h4></section></summary><div·class="docblock"><p>The·minimum·byte·alignment·for·a·memory·block·of·this·layout.</p>


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1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="API·documentation·for·the·Rust·`LayoutErr`·type·in·crate·`alloc`."><title>LayoutErr·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·type"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><h2·class="location"><a·href="#">LayoutErr</a></h2><div·class="sidebar-elems"><section><h3><a·href="#aliased-type">Aliased·type</a></h3></section><h2><a·href="index.html">In·alloc::alloc</a></h2></div></nav><div·class="sidebar-resizer"></div>	1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="API·documentation·for·the·Rust·`LayoutErr`·type·in·crate·`alloc`."><title>LayoutErr·in·alloc::alloc·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="a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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Type·Alias·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="type"·href="#">LayoutErr</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0">1.28.0</span>···<a·class="src"·href="../../src/core/alloc/layout.rs.html#473">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·type·LayoutErr·=·<a·class="struct"·href="struct.LayoutError.html"·title="struct·alloc::alloc::LayoutError">LayoutError</a>;</code></pre><span·class="item-info"><div·class="stab·deprecated"><span·class="emoji">👎</span><span>Deprecated·since·1.52.0:·Name·does·not·follow·std·convention,·use·LayoutError</span></div></span><h2·id="aliased-type"·class="section-header">Aliased·Type<a·href="#aliased-type"·class="anchor">§</a></h2><pre·class="rust·item-decl"><code>struct·LayoutErr;</code></pre><script·src="../../type.impl/alloc/alloc/struct.LayoutError.js"·data-self-path="alloc::alloc::LayoutErr"·async></script></section></div></main></body></html>	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Type·Alias·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">alloc</a>::<wbr><a·class="type"·href="#">LayoutErr</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.28.0">1.28.0</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/alloc/layout.rs.html#473">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·type·LayoutErr·=·<a·class="struct"·href="struct.LayoutError.html"·title="struct·alloc::alloc::LayoutError">LayoutError</a>;</code></pre><span·class="item-info"><div·class="stab·deprecated"><span·class="emoji">👎</span><span>Deprecated·since·1.52.0:·Name·does·not·follow·std·convention,·use·LayoutError</span></div></span><h2·id="aliased-type"·class="section-header">Aliased·Type<a·href="#aliased-type"·class="anchor">§</a></h2><pre·class="rust·item-decl"><code>struct·LayoutErr;</code></pre><script·src="../../type.impl/alloc/alloc/struct.LayoutError.js"·data-self-path="alloc::alloc::LayoutErr"·async></script></section></div></main></body></html>


Offset 19, 18 lines modified		Offset 19, 18 lines modified

19	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>s:·<span·class="kw-2">&</span>str·=·<span·class="string">"a"</span>;	19	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>s:·<span·class="kw-2">&</span>str·=·<span·class="string">"a"</span>;
20	<span·class="kw">let·</span>ss:·String·=·s.to_owned();	20	<span·class="kw">let·</span>ss:·String·=·s.to_owned();

21	<span·class="kw">let·</span>v:·<span·class="kw-2">&</span>[i32]·=·<span·class="kw-2">&</span>[<span·class="number">1</span>,·<span·class="number">2</span>];	21	<span·class="kw">let·</span>v:·<span·class="kw-2">&</span>[i32]·=·<span·class="kw-2">&</span>[<span·class="number">1</span>,·<span·class="number">2</span>];
22	<span·class="kw">let·</span>vv:·Vec<i32>·=·v.to_owned();</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+s:+%26str+=+%22a%22;%0A++++let+ss:+String+=+s.to_owned();%0A++++%0A++++let+v:+%26%5Bi32%5D+=+%26%5B1,+2%5D;%0A++++let+vv:+Vec%3Ci32%3E+=+v.to_owned();%0A%7D&edition=2021">Run</a></div>	22	<span·class="kw">let·</span>vv:·Vec<i32>·=·v.to_owned();</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+s:+%26str+=+%22a%22;%0A++++let+ss:+String+=+s.to_owned();%0A++++%0A++++let+v:+%26%5Bi32%5D+=+%26%5B1,+2%5D;%0A++++let+vv:+Vec%3Ci32%3E+=+v.to_owned();%0A%7D&edition=2021">Run</a></div>
23	</div></details></div><h2·id="provided-methods"·class="section-header">Provided·Methods<a·href="#provided-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="method.clone_into"·class="method"><span·class="rightside"><span·class="since"·title="Stable·since·Rust·version·1.63.0">1.63.0</span>···<a·class="src"·href="../../src/alloc/borrow.rs.html#77-79">source</a></span><h4·class="code-header">fn·<a·href="#method.clone_into"·class="fn">clone_into</a>(&self,·target:·&mut·Self::<a·class="associatedtype"·href="trait.ToOwned.html#associatedtype.Owned"·title="type·alloc::borrow::ToOwned::Owned">Owned</a>)</h4></section></summary><div·class="docblock"><p>Uses·borrowed·data·to·replace·owned·data,·usually·by·cloning.</p>	23	</div></details></div><h2·id="provided-methods"·class="section-header">Provided·Methods<a·href="#provided-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="method.clone_into"·class="method"><span·class="rightside"><span·class="since"·title="Stable·since·Rust·version·1.63.0">1.63.0</span>···<a·class="src"·href="../../src/alloc/borrow.rs.html#77-79">source</a></span><h4·class="code-header">fn·<a·href="#method.clone_into"·class="fn">clone_into</a>(&self,·target:·&mut·Self::<a·class="associatedtype"·href="trait.ToOwned.html#associatedtype.Owned"·title="type·alloc::borrow::ToOwned::Owned">Owned</a>)</h4></section></summary><div·class="docblock"><p>Uses·borrowed·data·to·replace·owned·data,·usually·by·cloning.</p>
24	<p>This·is·borrow-generalized·version·of·<a·href="../../core/clone/trait.Clone.html#method.clone_from"·title="method·core::clone::Clone::clone_from"><code>Clone::clone_from</code></a>.</p>	24	<p>This·is·borrow-generalized·version·of·<a·href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html#method.clone_from"·title="method·core::clone::Clone::clone_from"><code>Clone::clone_from</code></a>.</p>
25	<h5·id="examples-1"><a·class="doc-anchor"·href="#examples-1">§</a>Examples</h5>	25	<h5·id="examples-1"><a·class="doc-anchor"·href="#examples-1">§</a>Examples</h5>
26	<p>Basic·usage:</p>	26	<p>Basic·usage:</p>

27	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span><span·class="kw-2">mut·</span>s:·String·=·String::new();	27	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span><span·class="kw-2">mut·</span>s:·String·=·String::new();
28	<span·class="string">"hello"</span>.clone_into(<span·class="kw-2">&mut·</span>s);	28	<span·class="string">"hello"</span>.clone_into(<span·class="kw-2">&mut·</span>s);

29	<span·class="kw">let·</span><span·class="kw-2">mut·</span>v:·Vec<i32>·=·Vec::new();	29	<span·class="kw">let·</span><span·class="kw-2">mut·</span>v:·Vec<i32>·=·Vec::new();
30	[<span·class="number">1</span>,·<span·class="number">2</span>][..].clone_into(<span·class="kw-2">&mut·</span>v);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+mut+s:+String+=+String::new();%0A++++%22hello%22.clone_into(%26mut+s);%0A++++%0A++++let+mut+v:+Vec%3Ci32%3E+=+Vec::new();%0A++++%5B1,+2%5D%5B..%5D.clone_into(%26mut+v);%0A%7D&edition=2021">Run</a></div>	30	[<span·class="number">1</span>,·<span·class="number">2</span>][..].clone_into(<span·class="kw-2">&mut·</span>v);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+mut+s:+String+=+String::new();%0A++++%22hello%22.clone_into(%26mut+s);%0A++++%0A++++let+mut+v:+Vec%3Ci32%3E+=+Vec::new();%0A++++%5B1,+2%5D%5B..%5D.clone_into(%26mut+v);%0A%7D&edition=2021">Run</a></div>
31	</div></details></div><h2·id="object-safety"·class="section-header">Object·Safety<a·href="#object-safety"·class="anchor">§</a></h2><div·class="object-safety-info">This·trait·is·<b>not</b>·<a·href="https://doc.rust-lang.org/1.78.0/reference/items/traits.html#object-safety">object·safe</a>.</div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-str"·class="impl"><a·class="src·rightside"·href="../../src/alloc/str.rs.html#207-219">source</a><a·href="#impl-ToOwned-for-str"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·<a·class="primitive"·href="../../core/primitive.str.html">str</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-1"·class="associatedtype·trait-impl"><a·href="#associatedtype.Owned-1"·class="anchor">§</a><h4·class="code-~~header">type·<a·~~h~~ref="#assoc~~[·...·truncated·by·diffoscope;·len:·~~675~~,·SHA:·043124d28~~a296f69a~~e~~943329b7e~~4~~6285~~b~~e66e~~05~~4c86~~386d1~~5f9f~~b~~c43d9f~~10a8f·...·]/core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr">CStr</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-2"·class="associatedtype·trait-impl"><a·href="#associatedtype.Owned-2"·class="anchor">§</a><h4·class="code-header">type·<a·href="#associatedtype.Owned"·class="associatedtype">Owned</a>·=·<a·class="struct"·href="../ffi/struct.CString.html"·title="struct·alloc::ffi::CString">CString</a></h4></section></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/borrow.rs.html#83-95">source</a><a·href="#impl-ToOwned-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·T<div·class="where">where	31	</div></details></div><h2·id="object-safety"·class="section-header">Object·Safety<a·href="#object-safety"·class="anchor">§</a></h2><div·class="object-safety-info">This·trait·is·<b>not</b>·<a·href="https://doc.rust-lang.org/1.78.0/reference/items/traits.html#object-safety">object·safe</a>.</div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-str"·class="impl"><a·class="src·rightside"·href="../../src/alloc/str.rs.html#207-219">source</a><a·href="#impl-ToOwned-for-str"·class="anchor">§</a><h3·class="code-header">impl·<a·class="trait"·href="trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.str.html">str</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-1"·class="associatedtype·trait-impl"><a·href="#associatedtype.Owned-1"·class="anchor">§</a><h4·class="code-h[·...·truncated·by·diffoscope;·len:·729,·SHA:·a2b9a3824b781d87a83ee8fc5019d547154bfadf0bd9b321f35ebd3f52012589·...·]/core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr">CStr</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-2"·class="associatedtype·trait-impl"><a·href="#associatedtype.Owned-2"·class="anchor">§</a><h4·class="code-header">type·<a·href="#associatedtype.Owned"·class="associatedtype">Owned</a>·=·<a·class="struct"·href="../ffi/struct.CString.html"·title="struct·alloc::ffi::CString">CString</a></h4></section></div></details><details·class="toggle·implementors-toggle"><summary><section·id="impl-ToOwned-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/borrow.rs.html#83-95">source</a><a·href="#impl-ToOwned-for-T"·class="anchor">§</a><h3·class="code-header">impl<T>·<a·class="trait"·href="trait.ToOwned.html"·title="trait·alloc::borrow::ToOwned">ToOwned</a>·for·T<div·class="where">where
32	····T:·<a·class="trait"·href="../../core/clone/trait.Clone.html"·title="trait·core::clone::Clone">Clone</a>,</div></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-3"·class="associatedtype·trait-impl"><a·href="#associatedtype.~~Owned-3"·class="anchor">§</~~[·...·truncated·by·diffoscope;·len:·~~639~~,·SHA:·~~ffb~~6~~32ba7~~98~~2b2e0~~2~~47802e2a~~156~~f62bb0~~e~~28c~~37929~~146114b~~57db70~~b4f0ca83~~·...·]/core/primitive.slice.html">[T]</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-4"·class="associatedtype·trait-impl"><a·href="#associatedtype.Owned-4"·class="anchor">§</a><h4·class="code-header">type·<a·href="#associatedtype.Owned"·class="associatedtype">Owned</a>·=·<a·class="struct"·href="../vec/struct.Vec.html"·title="struct·alloc::vec::Vec">Vec</a><T></h4></section></div></details></div><script·src="../../trait.impl/alloc/borrow/trait.ToOwned.js"·data-ignore-extern-crates="core"·async></script></section></div></main></body></html>	32	····T:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html"·title="trait·core::clone::Clone">Clone</a>,</div></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-3"·class="associatedtype·trait-impl"><a·href="#associatedtype.[·...·truncated·by·diffoscope;·len:·720,·SHA:·68c1f6984e31b22ef60d3315683ccdf57fea1b6342729c09779c58ab41a7ebbb·...·]/core/primitive.slice.html">[T]</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Owned-4"·class="associatedtype·trait-impl"><a·href="#associatedtype.Owned-4"·class="anchor">§</a><h4·class="code-header">type·<a·href="#associatedtype.Owned"·class="associatedtype">Owned</a>·=·<a·class="struct"·href="../vec/struct.Vec.html"·title="struct·alloc::vec::Vec">Vec</a><T></h4></section></div></details></div><script·src="../../trait.impl/alloc/borrow/trait.ToOwned.js"·data-ignore-extern-crates="core"·async></script></section></div></main></body></html>


Offset 5, 15 lines modified		Offset 5, 15 lines modified
5	drop·their·contents·when·they·go·out·of·scope.·Boxes·also·ensure·that·they	5	drop·their·contents·when·they·go·out·of·scope.·Boxes·also·ensure·that·they
6	never·allocate·more·than·<code>isize::MAX</code>·bytes.</p>	6	never·allocate·more·than·<code>isize::MAX</code>·bytes.</p>
7	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>	7	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>
8	<p>Move·a·value·from·the·stack·to·the·heap·by·creating·a·<a·href="struct.Box.html"·title="struct·alloc::boxed::Box"><code>Box</code></a>:</p>	8	<p>Move·a·value·from·the·stack·to·the·heap·by·creating·a·<a·href="struct.Box.html"·title="struct·alloc::boxed::Box"><code>Box</code></a>:</p>

9	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>val:·u8·=·<span·class="number">5</span>;	9	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>val:·u8·=·<span·class="number">5</span>;
10	<span·class="kw">let·</span>boxed:·Box<u8>·=·Box::new(val);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+val:+u8+=+5;%0A++++let+boxed:+Box%3Cu8%3E+=+Box::new(val);%0A%7D&edition=2021">Run</a></div>	10	<span·class="kw">let·</span>boxed:·Box<u8>·=·Box::new(val);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+val:+u8+=+5;%0A++++let+boxed:+Box%3Cu8%3E+=+Box::new(val);%0A%7D&edition=2021">Run</a></div>
11	<p>Move·a·value·from·a·<a·href="struct.Box.html"·title="struct·alloc::boxed::Box"><code>Box</code></a>·back·to·the·stack·by·<a·href="../../core/ops/deref/trait.Deref.html"·title="trait·core::ops::deref::Deref">dereferencing</a>:</p>	11	<p>Move·a·value·from·a·<a·href="struct.Box.html"·title="struct·alloc::boxed::Box"><code>Box</code></a>·back·to·the·stack·by·<a·href="https://doc.rust-lang.org/1.78.0/core/ops/deref/trait.Deref.html"·title="trait·core::ops::deref::Deref">dereferencing</a>:</p>

12	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>boxed:·Box<u8>·=·Box::new(<span·class="number">5</span>);	12	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>boxed:·Box<u8>·=·Box::new(<span·class="number">5</span>);
13	<span·class="kw">let·</span>val:·u8·=·<span·class="kw-2"></span>boxed;</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+boxed:+Box%3Cu8%3E+=+Box::new(5);%0A++++let+val:+u8+=+boxed;%0A%7D&edition=2021">Run</a></div>	13	<span·class="kw">let·</span>val:·u8·=·<span·class="kw-2"></span>boxed;</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+boxed:+Box%3Cu8%3E+=+Box::new(5);%0A++++let+val:+u8+=+boxed;%0A%7D&edition=2021">Run</a></div>
14	<p>Creating·a·recursive·data·structure:</p>	14	<p>Creating·a·recursive·data·structure:</p>

15	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="attr">#[allow(dead_code)]	15	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="attr">#[allow(dead_code)]
16	#[derive(Debug)]	16	#[derive(Debug)]
Offset 38, 20 lines modified		Offset 38, 20 lines modified
38	its·allocation.·It·is·valid·to·convert·both·ways·between·a·<a·href="struct.Box.html"·title="struct·alloc::boxed::Box"><code>Box</code></a>·and·a	38	its·allocation.·It·is·valid·to·convert·both·ways·between·a·<a·href="struct.Box.html"·title="struct·alloc::boxed::Box"><code>Box</code></a>·and·a
39	raw·pointer·allocated·with·the·<a·href="../alloc/struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·allocator,·given·that·the	39	raw·pointer·allocated·with·the·<a·href="../alloc/struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·allocator,·given·that·the
40	<a·href="../alloc/struct.Layout.html"·title="struct·alloc::alloc::Layout"><code>Layout</code></a>·used·with·the·allocator·is·correct·for·the·type.·More·precisely,	40	<a·href="../alloc/struct.Layout.html"·title="struct·alloc::alloc::Layout"><code>Layout</code></a>·used·with·the·allocator·is·correct·for·the·type.·More·precisely,
41	a·<code>value:·*mut·T</code>·that·has·been·allocated·with·the·<a·href="../alloc/struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·allocator	41	a·<code>value:·*mut·T</code>·that·has·been·allocated·with·the·<a·href="../alloc/struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·allocator
42	with·<code>Layout::for_value(&*value)</code>·may·be·converted·into·a·box·using	42	with·<code>Layout::for_value(&*value)</code>·may·be·converted·into·a·box·using
43	<a·href="struct.Box.html#method.from_raw"·title="associated·function·alloc::boxed::Box::from_raw"><code>Box::<T>::from_raw(value)</code></a>.·Conversely,·the·memory·backing·a·<code>value:·*mut·T</code>·obtained·from·<a·href="struct.Box.html#method.into_raw"·title="associated·function·alloc::boxed::Box::into_raw"><code>Box::<T>::into_raw</code></a>·may·be·deallocated·using·the	43	<a·href="struct.Box.html#method.from_raw"·title="associated·function·alloc::boxed::Box::from_raw"><code>Box::<T>::from_raw(value)</code></a>.·Conversely,·the·memory·backing·a·<code>value:·*mut·T</code>·obtained·from·<a·href="struct.Box.html#method.into_raw"·title="associated·function·alloc::boxed::Box::into_raw"><code>Box::<T>::into_raw</code></a>·may·be·deallocated·using·the
44	<a·href="../alloc/struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·allocator·with·<a·href="../alloc/struct.Layout.html#method.for_value"·title="associated·function·alloc::alloc::Layout::for_value"><code>Layout::for_value(&*value)</code></a>.</p>	44	<a·href="../alloc/struct.Global.html"·title="struct·alloc::alloc::Global"><code>Global</code></a>·allocator·with·<a·href="../alloc/struct.Layout.html#method.for_value"·title="associated·function·alloc::alloc::Layout::for_value"><code>Layout::for_value(&*value)</code></a>.</p>
45	<p>For·zero-sized·values,·the·<code>Box</code>·pointer·still·has·to·be·<a·href="../../core/ptr/index.html#safety"·title="mod·core::ptr">valid</a>·for·reads	45	<p>For·zero-sized·values,·the·<code>Box</code>·pointer·still·has·to·be·<a·href="https://doc.rust-lang.org/1.78.0/core/ptr/index.html#safety"·title="mod·core::ptr">valid</a>·for·reads
46	and·writes·and·sufficiently·aligned.·In·particular,·casting·any·aligned	46	and·writes·and·sufficiently·aligned.·In·particular,·casting·any·aligned
47	non-zero·integer·literal·to·a·raw·pointer·produces·a·valid·pointer,·but·a	47	non-zero·integer·literal·to·a·raw·pointer·produces·a·valid·pointer,·but·a
48	pointer·pointing·into·previously·allocated·memory·that·since·got·freed·is	48	pointer·pointing·into·previously·allocated·memory·that·since·got·freed·is
49	not·valid.·The·recommended·way·to·build·a·Box·to·a·ZST·if·<code>Box::new</code>·cannot	49	not·valid.·The·recommended·way·to·build·a·Box·to·a·ZST·if·<code>Box::new</code>·cannot
50	be·used·is·to·use·<a·href="../../core/ptr/non_null/struct.NonNull.html#method.dangling"·title="associated·function·core::ptr::non_null::NonNull::dangling"><code>ptr::NonNull::dangling</code></a>.</p>	50	be·used·is·to·use·<a·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html#method.dangling"·title="associated·function·core::ptr::non_null::NonNull::dangling"><code>ptr::NonNull::dangling</code></a>.</p>
51	<p>So·long·as·<code>T:·Sized</code>,·a·<code>Box<T></code>·is·guaranteed·to·be·represented	51	<p>So·long·as·<code>T:·Sized</code>,·a·<code>Box<T></code>·is·guaranteed·to·be·represented
52	as·a·single·pointer·and·is·also·ABI-compatible·with·C·pointers	52	as·a·single·pointer·and·is·also·ABI-compatible·with·C·pointers
53	(i.e.·the·C·type·<code>T*</code>).·This·means·that·if·you·have·extern·“C”	53	(i.e.·the·C·type·<code>T*</code>).·This·means·that·if·you·have·extern·“C”
54	Rust·functions·that·will·be·called·from·C,·you·can·define·those	54	Rust·functions·that·will·be·called·from·C,·you·can·define·those
55	Rust·functions·using·<code>Box<T></code>·types,·and·use·<code>T*</code>·as·corresponding	55	Rust·functions·using·<code>Box<T></code>·types,·and·use·<code>T*</code>·as·corresponding
56	type·on·the·C·side.·As·an·example,·consider·this·C·header·which	56	type·on·the·C·side.·As·an·example,·consider·this·C·header·which
57	declares·functions·that·create·and·destroy·some·kind·of·<code>Foo</code>	57	declares·functions·that·create·and·destroy·some·kind·of·<code>Foo</code>


Offset 3, 15 lines modified		Offset 3, 15 lines modified
3	<p>This·module·provides·utilities·to·handle·data·across·non-Rust	3	<p>This·module·provides·utilities·to·handle·data·across·non-Rust
4	interfaces,·like·other·programming·languages·and·the·underlying	4	interfaces,·like·other·programming·languages·and·the·underlying
5	operating·system.·It·is·mainly·of·use·for·FFI·(Foreign·Function	5	operating·system.·It·is·mainly·of·use·for·FFI·(Foreign·Function
6	Interface)·bindings·and·code·that·needs·to·exchange·C-like·strings	6	Interface)·bindings·and·code·that·needs·to·exchange·C-like·strings
7	with·other·languages.</p>	7	with·other·languages.</p>
8	<h2·id="overview"><a·class="doc-anchor"·href="#overview">§</a>Overview</h2>	8	<h2·id="overview"><a·class="doc-anchor"·href="#overview">§</a>Overview</h2>
9	<p>Rust·represents·owned·strings·with·the·<a·href="../string/struct.String.html"·title="struct·alloc::string::String"><code>String</code></a>·type,·and	9	<p>Rust·represents·owned·strings·with·the·<a·href="../string/struct.String.html"·title="struct·alloc::string::String"><code>String</code></a>·type,·and
10	borrowed·slices·of·strings·with·the·<a·href="../../core/primitive.str.html"·title="primitive·str"><code>str</code></a>·primitive.·Both·are	10	borrowed·slices·of·strings·with·the·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.str.html"·title="primitive·str"><code>str</code></a>·primitive.·Both·are
11	always·in·UTF-8·encoding,·and·may·contain·nul·bytes·in·the·middle,	11	always·in·UTF-8·encoding,·and·may·contain·nul·bytes·in·the·middle,
12	i.e.,·if·you·look·at·the·bytes·that·make·up·the·string,·there·may	12	i.e.,·if·you·look·at·the·bytes·that·make·up·the·string,·there·may
13	be·a·<code>\0</code>·among·them.·Both·<code>String</code>·and·<code>str</code>·store·their·length	13	be·a·<code>\0</code>·among·them.·Both·<code>String</code>·and·<code>str</code>·store·their·length
14	explicitly;·there·are·no·nul·terminators·at·the·end·of·strings	14	explicitly;·there·are·no·nul·terminators·at·the·end·of·strings
15	like·in·C.</p>	15	like·in·C.</p>
16	<p>C·strings·are·different·from·Rust·strings:</p>	16	<p>C·strings·are·different·from·Rust·strings:</p>
17	<ul>	17	<ul>
Offset 24, 15 lines modified		Offset 24, 15 lines modified
24	<li>	24	<li>
25	<p><strong>Character·size</strong>·-·C·strings·may·use·<code>char</code>·or·<code>wchar_t</code>-sized	25	<p><strong>Character·size</strong>·-·C·strings·may·use·<code>char</code>·or·<code>wchar_t</code>-sized
26	characters;·please·<strong>note</strong>·that·C’s·<code>char</code>·is·different·from·Rust’s.	26	characters;·please·<strong>note</strong>·that·C’s·<code>char</code>·is·different·from·Rust’s.
27	The·C·standard·leaves·the·actual·sizes·of·those·types·open·to	27	The·C·standard·leaves·the·actual·sizes·of·those·types·open·to
28	interpretation,·but·defines·different·APIs·for·strings·made·up·of	28	interpretation,·but·defines·different·APIs·for·strings·made·up·of
29	each·character·type.·Rust·strings·are·always·UTF-8,·so·different	29	each·character·type.·Rust·strings·are·always·UTF-8,·so·different
30	Unicode·characters·will·be·encoded·in·a·variable·number·of·bytes	30	Unicode·characters·will·be·encoded·in·a·variable·number·of·bytes
31	each.·The·Rust·type·<a·href="../../core/primitive.char.html"·title="primitive·char"><code>char</code></a>·represents·a·‘[Unicode·scalar	31	each.·The·Rust·type·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.char.html"·title="primitive·char"><code>char</code></a>·represents·a·‘[Unicode·scalar
32	value]’,·which·is·similar·to,·but·not·the·same·as,·a·‘[Unicode	32	value]’,·which·is·similar·to,·but·not·the·same·as,·a·‘[Unicode
33	code·point]’.</p>	33	code·point]’.</p>
34	</li>	34	</li>
35	<li>	35	<li>
36	<p><strong>Nul·terminators·and·implicit·string·lengths</strong>·-·Often,·C	36	<p><strong>Nul·terminators·and·implicit·string·lengths</strong>·-·Often,·C
37	strings·are·nul-terminated,·i.e.,·they·have·a·<code>\0</code>·character·at·the	37	strings·are·nul-terminated,·i.e.,·they·have·a·<code>\0</code>·character·at·the
38	end.·The·length·of·a·string·buffer·is·not·stored,·but·has·to·be	38	end.·The·length·of·a·string·buffer·is·not·stored,·but·has·to·be
Offset 54, 30 lines modified		Offset 54, 30 lines modified
54	characters·in·the·middle·—·a·nul·character·would·essentially	54	characters·in·the·middle·—·a·nul·character·would·essentially
55	truncate·the·string.·Rust·strings·<em>can</em>·have·nul·characters·in	55	truncate·the·string.·Rust·strings·<em>can</em>·have·nul·characters·in
56	the·middle,·because·nul·does·not·have·to·mark·the·end·of·the	56	the·middle,·because·nul·does·not·have·to·mark·the·end·of·the
57	string·in·Rust.</p>	57	string·in·Rust.</p>
58	</li>	58	</li>
59	</ul>	59	</ul>
60	<h2·id="representations-of-non-rust-strings"><a·class="doc-anchor"·href="#representations-of-non-rust-strings">§</a>Representations·of·non-Rust·strings</h2>	60	<h2·id="representations-of-non-rust-strings"><a·class="doc-anchor"·href="#representations-of-non-rust-strings">§</a>Representations·of·non-Rust·strings</h2>
61	<p><a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·and·<a·href="../../core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>·are·useful·when·you·need·to·transfer	61	<p><a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·and·<a·href="https://doc.rust-lang.org/1.78.0/core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>·are·useful·when·you·need·to·transfer
62	UTF-8·strings·to·and·from·languages·with·a·C·ABI,·like·Python.</p>	62	UTF-8·strings·to·and·from·languages·with·a·C·ABI,·like·Python.</p>
63	<ul>	63	<ul>
64	<li>	64	<li>
65	<p><strong>From·Rust·to·C:</strong>·<a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·represents·an·owned,·C-friendly	65	<p><strong>From·Rust·to·C:</strong>·<a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·represents·an·owned,·C-friendly
66	string:·it·is·nul-terminated,·and·has·no·internal·nul·characters.	66	string:·it·is·nul-terminated,·and·has·no·internal·nul·characters.
67	Rust·code·can·create·a·<a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·out·of·a·normal·string·(provided	67	Rust·code·can·create·a·<a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·out·of·a·normal·string·(provided
68	that·the·string·doesn’t·have·nul·characters·in·the·middle),·and	68	that·the·string·doesn’t·have·nul·characters·in·the·middle),·and
69	then·use·a·variety·of·methods·to·obtain·a·raw·<code>*mut·<a·href="../../core/primitive.u8.html"·title="primitive·u8">u8</a></code>·that·can	69	then·use·a·variety·of·methods·to·obtain·a·raw·<code>*mut·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.u8.html"·title="primitive·u8">u8</a></code>·that·can
70	then·be·passed·as·an·argument·to·functions·which·use·the·C	70	then·be·passed·as·an·argument·to·functions·which·use·the·C
71	conventions·for·strings.</p>	71	conventions·for·strings.</p>
72	</li>	72	</li>
73	<li>	73	<li>
74	<p><strong>From·C·to·Rust:</strong>·<a·href="../../core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>·represents·a·borrowed·C·string;·it	74	<p><strong>From·C·to·Rust:</strong>·<a·href="https://doc.rust-lang.org/1.78.0/core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>·represents·a·borrowed·C·string;·it
75	is·what·you·would·use·to·wrap·a·raw·<code>*const·<a·href="../../core/primitive.u8.html"·title="primitive·u8">u8</a></code>·that·you·got·from	75	is·what·you·would·use·to·wrap·a·raw·<code>*const·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.u8.html"·title="primitive·u8">u8</a></code>·that·you·got·from
76	a·C·function.·A·<a·href="../../core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>·is·guaranteed·to·be·a·nul-terminated·array	76	a·C·function.·A·<a·href="https://doc.rust-lang.org/1.78.0/core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>·is·guaranteed·to·be·a·nul-terminated·array
77	of·bytes.·Once·you·have·a·<a·href="../../core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>,·you·can·convert·it·to·a·Rust	77	of·bytes.·Once·you·have·a·<a·href="https://doc.rust-lang.org/1.78.0/core/ffi/c_str/struct.CStr.html"·title="struct·core::ffi::c_str::CStr"><code>CStr</code></a>,·you·can·convert·it·to·a·Rust
78	<code>&<a·href="../../core/primitive.str.html"·title="primitive·str">str</a></code>·if·it’s·valid·UTF-8,·or·lossily·convert·it·by·adding	78	<code>&<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.str.html"·title="primitive·str">str</a></code>·if·it’s·valid·UTF-8,·or·lossily·convert·it·by·adding
79	replacement·characters.</p>	79	replacement·characters.</p>
80	</li>	80	</li>
81	</ul>	81	</ul>
82	</div></details><h2·id="reexports"·class="section-header">Re-exports<a·href="#reexports"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"·id="reexport.FromVecWithNulError"><code>pub·use·self::c_str::<a·class="struct"·href="c_str/struct.FromVecWithNulError.html"·title="struct·alloc::ffi::c_str::FromVecWithNulError">FromVecWithNulError</a>;</code></div></li><li><div·class="item-name"·id="reexport.IntoStringError"><code>pub·use·self::c_str::<a·class="struct"·href="c_str/struct.IntoStringError.html"·title="struct·alloc::ffi::c_str::IntoStringError">IntoStringError</a>;</code></div></li><li><div·class="item-name"·id="reexport.NulError"><code>pub·use·self::c_str::<a·class="struct"·href="c_str/struct.NulError.html"·title="struct·alloc::ffi::c_str::NulError">NulError</a>;</code></div></li></ul><h2·id="modules"·class="section-header">Modules<a·href="#modules"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="mod"·href="c_str/index.html"·title="mod·alloc::ffi::c_str">c_str</a><span·class="stab·unstable"·title="">Experimental</span></div><div·class="desc·docblock-short"><a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·and·its·related·types.</div></li></ul><h2·id="structs"·class="section-header">Structs<a·href="#structs"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="struct"·href="struct.CString.html"·title="struct·alloc::ffi::CString">CString</a></div><div·class="desc·docblock-short">A·type·representing·an·owned,·C-compatible,·nul-terminated·string·with·no·nul·bytes·in·the	82	</div></details><h2·id="reexports"·class="section-header">Re-exports<a·href="#reexports"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"·id="reexport.FromVecWithNulError"><code>pub·use·self::c_str::<a·class="struct"·href="c_str/struct.FromVecWithNulError.html"·title="struct·alloc::ffi::c_str::FromVecWithNulError">FromVecWithNulError</a>;</code></div></li><li><div·class="item-name"·id="reexport.IntoStringError"><code>pub·use·self::c_str::<a·class="struct"·href="c_str/struct.IntoStringError.html"·title="struct·alloc::ffi::c_str::IntoStringError">IntoStringError</a>;</code></div></li><li><div·class="item-name"·id="reexport.NulError"><code>pub·use·self::c_str::<a·class="struct"·href="c_str/struct.NulError.html"·title="struct·alloc::ffi::c_str::NulError">NulError</a>;</code></div></li></ul><h2·id="modules"·class="section-header">Modules<a·href="#modules"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="mod"·href="c_str/index.html"·title="mod·alloc::ffi::c_str">c_str</a><span·class="stab·unstable"·title="">Experimental</span></div><div·class="desc·docblock-short"><a·href="struct.CString.html"·title="struct·alloc::ffi::CString"><code>CString</code></a>·and·its·related·types.</div></li></ul><h2·id="structs"·class="section-header">Structs<a·href="#structs"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="struct"·href="struct.CString.html"·title="struct·alloc::ffi::CString">CString</a></div><div·class="desc·docblock-short">A·type·representing·an·owned,·C-compatible,·nul-terminated·string·with·no·nul·bytes·in·the
83	middle.</div></li></ul></section></div></main></body></html>	83	middle.</div></li></ul></section></div></main></body></html>


Offset 1, 11 lines modified		Offset 1, 11 lines modified
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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">fmt</a>::<wbr><a·class="fn"·href="#">format</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0">1.0.0</span>···<a·class="src"·href="../../src/alloc/fmt.rs.html#629-638">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·format(args:·<a·class="struct"·href="struct.Arguments.html"·title="struct·alloc::fmt::Arguments">Arguments</a><'_>)·->·<a·class="struct"·href="../string/struct.String.html"·title="struct·alloc::string::String">String</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·<code>format</code>·function·takes·an·<a·href="struct.Arguments.html"·title="struct·alloc::fmt::Arguments"><code>Arguments</code></a>·struct·and·returns·the·resulting	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">fmt</a>::<wbr><a·class="fn"·href="#">format</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0">1.0.0</span>···<a·class="src"·href="../../src/alloc/fmt.rs.html#629-638">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·format(args:·<a·class="struct"·href="struct.Arguments.html"·title="struct·alloc::fmt::Arguments">Arguments</a><'_>)·->·<a·class="struct"·href="../string/struct.String.html"·title="struct·alloc::string::String">String</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·<code>format</code>·function·takes·an·<a·href="struct.Arguments.html"·title="struct·alloc::fmt::Arguments"><code>Arguments</code></a>·struct·and·returns·the·resulting
3	formatted·string.</p>	3	formatted·string.</p>
4	<p>The·<a·href="struct.Arguments.html"·title="struct·alloc::fmt::Arguments"><code>Arguments</code></a>·instance·can·be·created·with·the·<a·href="../../core/macro.format_args.html"·title="macro·core::format_args"><code>format_args!</code></a>·macro.</p>	4	<p>The·<a·href="struct.Arguments.html"·title="struct·alloc::fmt::Arguments"><code>Arguments</code></a>·instance·can·be·created·with·the·<a·href="https://doc.rust-lang.org/1.78.0/core/macro.format_args.html"·title="macro·core::format_args"><code>format_args!</code></a>·macro.</p>
5	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>	5	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>
6	<p>Basic·usage:</p>	6	<p>Basic·usage:</p>

7	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">use·</span>std::fmt;	7	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">use·</span>std::fmt;

8	<span·class="kw">let·</span>s·=·fmt::format(<span·class="macro">format_args!</span>(<span·class="string">"Hello,·{}!"</span>,·<span·class="string">"world"</span>));	8	<span·class="kw">let·</span>s·=·fmt::format(<span·class="macro">format_args!</span>(<span·class="string">"Hello,·{}!"</span>,·<span·class="string">"world"</span>));
9	<span·class="macro">assert_eq!</span>(s,·<span·class="string">"Hello,·world!"</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++use+std::fmt;%0A++++%0A++++let+s+=+fmt::format(format_args!(%22Hello,+%7B%7D!%22,+%22world%22));%0A++++assert_eq!(s,+%22Hello,+world!%22);%0A%7D&edition=2021">Run</a></div>	9	<span·class="macro">assert_eq!</span>(s,·<span·class="string">"Hello,·world!"</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++use+std::fmt;%0A++++%0A++++let+s+=+fmt::format(format_args!(%22Hello,+%7B%7D!%22,+%22world%22));%0A++++assert_eq!(s,+%22Hello,+world!%22);%0A%7D&edition=2021">Run</a></div>


Offset 1, 22 lines modified		Offset 1, 22 lines modified
1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="The·`write`·function·takes·an·output·stream,·and·an·`Arguments`·struct·that·can·be·precompiled·with·the·`format_args!`·macro."><title>write·in·alloc::fmt·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·fn"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><div·class="sidebar-elems"><h2><a·href="index.html">In·alloc::fmt</a></h2></div></nav><div·class="sidebar-resizer"></div>	1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="The·`write`·function·takes·an·output·stream,·and·an·`Arguments`·struct·that·can·be·precompiled·with·the·`format_args!`·macro."><title>write·in·alloc::fmt·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·fn"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><div·class="sidebar-elems"><h2><a·href="index.html">In·alloc::fmt</a></h2></div></nav><div·class="sidebar-resizer"></div>
2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">fmt</a>::<wbr><a·class="fn"·href="#">write</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0">1.0.0</span>···<a·class="src"·href="../../src/core/fmt/mod.rs.html#1139">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·write(output:·&mut·dyn·<a·class~~="trait"·href~~="~~trait.Write.h~~tm[·...·truncated·by·diffoscope;·len:·305,·SHA:·d3f~~a237~~e3~~b05~~1~~9334~~c~~cbcad~~5fc5c740e~~c518e20f8~~1~~dcce~~d5~~cd17~~032efe792083·...·]/core/primitive.unit.html">()</a>,·<a·class="struct"·href="struct.Error.html"·title="struct·alloc::fmt::Error">Error</a>></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·<code>write</code>·function·takes·an·output·stream,·and·an·<code>Arguments</code>·struct	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">fmt</a>::<wbr><a·class="fn"·href="#">write</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0">1.0.0</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/fmt/mod.rs.html#1139">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·write(output:·&mut·dyn·<a·class="t[·...·truncated·by·diffoscope;·len:·386,·SHA:·137759e5a71a712c36a1225fbdc3ee82000a3b12922d5a1ea07d299e7af1053e·...·]/core/primitive.unit.html">()</a>,·<a·class="struct"·href="struct.Error.html"·title="struct·alloc::fmt::Error">Error</a>></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>The·<code>write</code>·function·takes·an·output·stream,·and·an·<code>Arguments</code>·struct
3	that·can·be·precompiled·with·the·<code>format_args!</code>·macro.</p>	3	that·can·be·precompiled·with·the·<code>format_args!</code>·macro.</p>
4	<p>The·arguments·will·be·formatted·according·to·the·specified·format·string	4	<p>The·arguments·will·be·formatted·according·to·the·specified·format·string
5	into·the·output·stream·provided.</p>	5	into·the·output·stream·provided.</p>
6	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>	6	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>
7	<p>Basic·usage:</p>	7	<p>Basic·usage:</p>

8	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">use·</span>std::fmt;	8	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">use·</span>std::fmt;

9	<span·class="kw">let·</span><span·class="kw-2">mut·</span>output·=·String::new();	9	<span·class="kw">let·</span><span·class="kw-2">mut·</span>output·=·String::new();
10	fmt::write(<span·class="kw-2">&mut·</span>output,·<span·class="macro">format_args!</span>(<span·class="string">"Hello·{}!"</span>,·<span·class="string">"world"</span>))	10	fmt::write(<span·class="kw-2">&mut·</span>output,·<span·class="macro">format_args!</span>(<span·class="string">"Hello·{}!"</span>,·<span·class="string">"world"</span>))
11	····.expect(<span·class="string">"Error·occurred·while·trying·to·write·in·String"</span>);	11	····.expect(<span·class="string">"Error·occurred·while·trying·to·write·in·String"</span>);
12	<span·class="macro">assert_eq!</span>(output,·<span·class="string">"Hello·world!"</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++use+std::fmt;%0A++++%0A++++let+mut+output+=+String::new();%0A++++fmt::write(%26mut+output,+format_args!(%22Hello+%7B%7D!%22,+%22world%22))%0A++++++++.expect(%22Error+occurred+while+trying+to+write+in+String%22);%0A++++assert_eq!(output,+%22Hello+world!%22);%0A%7D&edition=2021">Run</a></div>	12	<span·class="macro">assert_eq!</span>(output,·<span·class="string">"Hello·world!"</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++use+std::fmt;%0A++++%0A++++let+mut+output+=+String::new();%0A++++fmt::write(%26mut+output,+format_args!(%22Hello+%7B%7D!%22,+%22world%22))%0A++++++++.expect(%22Error+occurred+while+trying+to+write+in+String%22);%0A++++assert_eq!(output,+%22Hello+world!%22);%0A%7D&edition=2021">Run</a></div>
13	<p>Please·note·that·using·<a·href="../../core/macro.write.html"·title="macro·core::write"><code>write!</code></a>·might·be·preferable.·Example:</p>	13	<p>Please·note·that·using·<a·href="https://doc.rust-lang.org/1.78.0/core/macro.write.html"·title="macro·core::write"><code>write!</code></a>·might·be·preferable.·Example:</p>

14	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">use·</span>std::fmt::Write;	14	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">use·</span>std::fmt::Write;

15	<span·class="kw">let·</span><span·class="kw-2">mut·</span>output·=·String::new();	15	<span·class="kw">let·</span><span·class="kw-2">mut·</span>output·=·String::new();
16	<span·class="macro">write!</span>(<span·class="kw-2">&mut·</span>output,·<span·class="string">"Hello·{}!"</span>,·<span·class="string">"world"</span>)	16	<span·class="macro">write!</span>(<span·class="kw-2">&mut·</span>output,·<span·class="string">"Hello·{}!"</span>,·<span·class="string">"world"</span>)
17	····.expect(<span·class="string">"Error·occurred·while·trying·to·write·in·String"</span>);	17	····.expect(<span·class="string">"Error·occurred·while·trying·to·write·in·String"</span>);
18	<span·class="macro">assert_eq!</span>(output,·<span·class="string">"Hello·world!"</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++use+std::fmt::Write;%0A++++%0A++++let+mut+output+=+String::new();%0A++++write!(%26mut+output,+%22Hello+%7B%7D!%22,+%22world%22)%0A++++++++.expect(%22Error+occurred+while+trying+to+write+in+String%22);%0A++++assert_eq!(output,+%22Hello+world!%22);%0A%7D&edition=2021">Run</a></div>	18	<span·class="macro">assert_eq!</span>(output,·<span·class="string">"Hello·world!"</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++use+std::fmt::Write;%0A++++%0A++++let+mut+output+=+String::new();%0A++++write!(%26mut+output,+%22Hello+%7B%7D!%22,+%22world%22)%0A++++++++.expect(%22Error+occurred+while+trying+to+write+in+String%22);%0A++++assert_eq!(output,+%22Hello+world!%22);%0A%7D&edition=2021">Run</a></div>


Offset 114, 14 lines modified		Offset 114, 38 lines modified
114	**·impl·Display·for·u32·**	114	**·impl·Display·for·u32·**
115	sourceÂ§	115	sourceÂ§
116	**·impl·Display·for·u64·**	116	**·impl·Display·for·u64·**
117	sourceÂ§	117	sourceÂ§
118	**·impl·Display·for·u128·**	118	**·impl·Display·for·u128·**
119	sourceÂ§	119	sourceÂ§
120	**·impl·Display·for·usize·**	120	**·impl·Display·for·usize·**
		121	sourceÂ§
		122	**·impl·Display·for·AllocError·**
		123	1.28.0·Â··sourceÂ§
		124	**·impl·Display·for·LayoutError·**
		125	sourceÂ§
		126	**·impl·Display·for·UnorderedKeyError·**
		127	1.57.0·Â··sourceÂ§
		128	**·impl·Display·for·TryReserveError·**
		129	1.58.0·Â··sourceÂ§
		130	**·impl·Display·for·FromVecWithNulError·**
		131	1.7.0·Â··sourceÂ§
		132	**·impl·Display·for·IntoStringError·**
		133	sourceÂ§
		134	**·impl·Display·for·NulError·**
		135	sourceÂ§
		136	**·impl·Display·for·ParseBoolError·**
		137	sourceÂ§
		138	**·impl·Display·for·Utf8Error·**
		139	sourceÂ§
		140	**·impl·Display·for·FromUtf8Error·**
		141	sourceÂ§
		142	**·impl·Display·for·FromUtf16Error·**
		143	sourceÂ§
		144	**·impl·Display·for·String·**
121	1.36.0·Â··sourceÂ§	145	1.36.0·Â··sourceÂ§
122	**·impl·Display·for·TryFromSliceError·**	146	**·impl·Display·for·TryFromSliceError·**
123	1.39.0·Â··sourceÂ§	147	1.39.0·Â··sourceÂ§
124	**·impl·Display·for·core::ascii::EscapeDefault·**	148	**·impl·Display·for·core::ascii::EscapeDefault·**
125	1.13.0·Â··sourceÂ§	149	1.13.0·Â··sourceÂ§
126	**·impl·Display·for·BorrowError·**	150	**·impl·Display·for·BorrowError·**
127	1.13.0·Â··sourceÂ§	151	1.13.0·Â··sourceÂ§
Offset 168, 38 lines modified		Offset 192, 14 lines modified
168	1.26.0·Â··sourceÂ§	192	1.26.0·Â··sourceÂ§
169	**·impl·Display·for·Location<'_>·**	193	**·impl·Display·for·Location<'_>·**
170	1.26.0·Â··sourceÂ§	194	1.26.0·Â··sourceÂ§
171	**·impl·Display·for·PanicInfo<'_>·**	195	**·impl·Display·for·PanicInfo<'_>·**
172	1.66.0·Â··sourceÂ§	196	1.66.0·Â··sourceÂ§
173	**·impl·Display·for·TryFromFloatSecsError·**	197	**·impl·Display·for·TryFromFloatSecsError·**
174	sourceÂ§	198	sourceÂ§
175	**·impl·Display·for·AllocError·**
176	1.28.0·Â··sourceÂ§
177	**·impl·Display·for·LayoutError·**
178	sourceÂ§
179	**·impl·Display·for·UnorderedKeyError·**
180	1.57.0·Â··sourceÂ§
181	**·impl·Display·for·TryReserveError·**
182	1.58.0·Â··sourceÂ§
183	**·impl·Display·for·FromVecWithNulError·**
184	1.7.0·Â··sourceÂ§
185	**·impl·Display·for·IntoStringError·**
186	sourceÂ§
187	**·impl·Display·for·NulError·**
188	sourceÂ§
189	**·impl·Display·for·ParseBoolError·**
190	sourceÂ§
191	**·impl·Display·for·Utf8Error·**
192	sourceÂ§
193	**·impl·Display·for·FromUtf8Error·**
194	sourceÂ§
195	**·impl·Display·for·FromUtf16Error·**
196	sourceÂ§
197	**·impl·Display·for·String·**
198	sourceÂ§
199	**·impl·Display·for·Arguments<'_>·**	199	**·impl·Display·for·Arguments<'_>·**
200	sourceÂ§	200	sourceÂ§
201	**·impl·Display·for·Error·**	201	**·impl·Display·for·Error·**
202	1.60.0·Â··sourceÂ§	202	1.60.0·Â··sourceÂ§
203	**·impl<'a>·Display·for·EscapeAscii<'a>·**	203	**·impl<'a>·Display·for·EscapeAscii<'a>·**
204	1.34.0·Â··sourceÂ§	204	1.34.0·Â··sourceÂ§
205	**·impl<'a>·Display·for·alloc::str::EscapeDebug<'a>·**	205	**·impl<'a>·Display·for·alloc::str::EscapeDebug<'a>·**


Offset 15, 16 lines modified		Offset 15, 16 lines modified
15	is·the·same·as·that·of·a·pointer.·Tree-like·data·structures·are·often·built	15	is·the·same·as·that·of·a·pointer.·Tree-like·data·structures·are·often·built
16	with·boxes·because·each·node·often·has·only·one·owner,·the·parent.</p>	16	with·boxes·because·each·node·often·has·only·one·owner,·the·parent.</p>
17	<h3·id="reference-counted-pointers"><a·class="doc-anchor"·href="#reference-counted-pointers">§</a>Reference·counted·pointers</h3>	17	<h3·id="reference-counted-pointers"><a·class="doc-anchor"·href="#reference-counted-pointers">§</a>Reference·counted·pointers</h3>
18	<p>The·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>·type·is·a·non-threadsafe·reference-counted·pointer·type·intended	18	<p>The·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>·type·is·a·non-threadsafe·reference-counted·pointer·type·intended
19	for·sharing·memory·within·a·thread.·An·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>·pointer·wraps·a·type,·<code>T</code>,·and	19	for·sharing·memory·within·a·thread.·An·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>·pointer·wraps·a·type,·<code>T</code>,·and
20	only·allows·access·to·<code>&T</code>,·a·shared·reference.</p>	20	only·allows·access·to·<code>&T</code>,·a·shared·reference.</p>
21	<p>This·type·is·useful·when·inherited·mutability·(such·as·using·<a·href="boxed/index.html"·title="mod·alloc::boxed"><code>Box</code></a>)·is·too	21	<p>This·type·is·useful·when·inherited·mutability·(such·as·using·<a·href="boxed/index.html"·title="mod·alloc::boxed"><code>Box</code></a>)·is·too
22	constraining·for·an·application,·and·is·often·paired·with·the·<a·href="../core/cell/index.html"·title="mod·core::cell"><code>Cell</code></a>·or	22	constraining·for·an·application,·and·is·often·paired·with·the·<a·href="https://doc.rust-lang.org/1.78.0/core/cell/index.html"·title="mod·core::cell"><code>Cell</code></a>·or
23	<a·href="../core/cell/index.html"·title="mod·core::cell"><code>RefCell</code></a>·types·in·order·to·allow·mutation.</p>	23	<a·href="https://doc.rust-lang.org/1.78.0/core/cell/index.html"·title="mod·core::cell"><code>RefCell</code></a>·types·in·order·to·allow·mutation.</p>
24	<h3·id="atomically-reference-counted-pointers"><a·class="doc-anchor"·href="#atomically-reference-counted-pointers">§</a>Atomically·reference·counted·pointers</h3>	24	<h3·id="atomically-reference-counted-pointers"><a·class="doc-anchor"·href="#atomically-reference-counted-pointers">§</a>Atomically·reference·counted·pointers</h3>
25	<p>The·<a·href="sync/index.html"·title="mod·alloc::sync"><code>Arc</code></a>·type·is·the·threadsafe·equivalent·of·the·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>·type.·It	25	<p>The·<a·href="sync/index.html"·title="mod·alloc::sync"><code>Arc</code></a>·type·is·the·threadsafe·equivalent·of·the·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>·type.·It
26	provides·all·the·same·functionality·of·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>,·except·it·requires·that·the	26	provides·all·the·same·functionality·of·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc</code></a>,·except·it·requires·that·the
27	contained·type·<code>T</code>·is·shareable.·Additionally,·<a·href="sync/index.html"·title="mod·alloc::sync"><code>Arc<T></code></a>·is·itself	27	contained·type·<code>T</code>·is·shareable.·Additionally,·<a·href="sync/index.html"·title="mod·alloc::sync"><code>Arc<T></code></a>·is·itself
28	sendable·while·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc<T></code></a>·is·not.</p>	28	sendable·while·<a·href="rc/index.html"·title="mod·alloc::rc"><code>Rc<T></code></a>·is·not.</p>
29	<p>This·type·allows·for·shared·access·to·the·contained·data,·and·is·often	29	<p>This·type·allows·for·shared·access·to·the·contained·data,·and·is·often
30	paired·with·synchronization·primitives·such·as·mutexes·to·allow·mutation·of	30	paired·with·synchronization·primitives·such·as·mutexes·to·allow·mutation·of


Offset 6, 19 lines modified		Offset 6, 19 lines modified
6	literal.·The·power·of·the·formatting·string·is·in·the·<code>{}</code>s·contained.	6	literal.·The·power·of·the·formatting·string·is·in·the·<code>{}</code>s·contained.
7	Additional·parameters·passed·to·<code>format!</code>·replace·the·<code>{}</code>s·within·the	7	Additional·parameters·passed·to·<code>format!</code>·replace·the·<code>{}</code>s·within·the
8	formatting·string·in·the·order·given·unless·named·or·positional·parameters	8	formatting·string·in·the·order·given·unless·named·or·positional·parameters
9	are·used.</p>	9	are·used.</p>
10	<p>See·<a·href="../std/fmt/index.html">the·formatting·syntax·documentation·in·<code>std::fmt</code></a>	10	<p>See·<a·href="../std/fmt/index.html">the·formatting·syntax·documentation·in·<code>std::fmt</code></a>
11	for·details.</p>	11	for·details.</p>
12	<p>A·common·use·for·<code>format!</code>·is·concatenation·and·interpolation·of·strings.	12	<p>A·common·use·for·<code>format!</code>·is·concatenation·and·interpolation·of·strings.
13	The·same·convention·is·used·with·<a·href="../std/macro.print.html"><code>print!</code></a>·and·<a·href="../core/macro.write.html"·title="macro·core::write"><code>write!</code></a>·macros,	13	The·same·convention·is·used·with·<a·href="../std/macro.print.html"><code>print!</code></a>·and·<a·href="https://doc.rust-lang.org/1.78.0/core/macro.write.html"·title="macro·core::write"><code>write!</code></a>·macros,
14	depending·on·the·intended·destination·of·the·string;·all·these·macros·internally·use·<a·href="../core/macro.format_args.html"·title="macro·core::format_args"><code>format_args!</code></a>.</p>	14	depending·on·the·intended·destination·of·the·string;·all·these·macros·internally·use·<a·href="https://doc.rust-lang.org/1.78.0/core/macro.format_args.html"·title="macro·core::format_args"><code>format_args!</code></a>.</p>
15	<p>To·convert·a·single·value·to·a·string,·use·the·<a·href="string/trait.ToString.html"·title="trait·alloc::string::ToString"><code>to_string</code></a>·method.·This	15	<p>To·convert·a·single·value·to·a·string,·use·the·<a·href="string/trait.ToString.html"·title="trait·alloc::string::ToString"><code>to_string</code></a>·method.·This
16	will·use·the·<a·href="fmt/trait.Display.html"·title="trait·alloc::fmt::Display"><code>Display</code></a>·formatting·trait.</p>	16	will·use·the·<a·href="fmt/trait.Display.html"·title="trait·alloc::fmt::Display"><code>Display</code></a>·formatting·trait.</p>
17	<p>To·concatenate·literals·into·a·<code>&'static·str</code>,·use·the·<a·href="../core/macro.concat.html"·title="macro·core::concat"><code>concat!</code></a>·macro.</p>	17	<p>To·concatenate·literals·into·a·<code>&'static·str</code>,·use·the·<a·href="https://doc.rust-lang.org/1.78.0/core/macro.concat.html"·title="macro·core::concat"><code>concat!</code></a>·macro.</p>
18	<h2·id="panics"><a·class="doc-anchor"·href="#panics">§</a>Panics</h2>	18	<h2·id="panics"><a·class="doc-anchor"·href="#panics">§</a>Panics</h2>
19	<p><code>format!</code>·panics·if·a·formatting·trait·implementation·returns·an·error.	19	<p><code>format!</code>·panics·if·a·formatting·trait·implementation·returns·an·error.
20	This·indicates·an·incorrect·implementation	20	This·indicates·an·incorrect·implementation
21	since·<code>fmt::Write·for·String</code>·never·returns·an·error·itself.</p>	21	since·<code>fmt::Write·for·String</code>·never·returns·an·error·itself.</p>
22	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>	22	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>
23	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="macro">format!</span>(<span·class="string">"test"</span>);·····························<span·class="comment">//·=>·"test"	23	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="macro">format!</span>(<span·class="string">"test"</span>);·····························<span·class="comment">//·=>·"test"
24	</span><span·class="macro">format!</span>(<span·class="string">"hello·{}"</span>,·<span·class="string">"world!"</span>);···············<span·class="comment">//·=>·"hello·world!"	24	</span><span·class="macro">format!</span>(<span·class="string">"hello·{}"</span>,·<span·class="string">"world!"</span>);···············<span·class="comment">//·=>·"hello·world!"


Offset 17, 15 lines modified		Offset 17, 15 lines modified
17	<ul>	17	<ul>
18	<li>Create·a·<a·href="vec/struct.Vec.html"·title="struct·alloc::vec::Vec"><code>Vec</code></a>·from·a·given·element·and·size:</li>	18	<li>Create·a·<a·href="vec/struct.Vec.html"·title="struct·alloc::vec::Vec"><code>Vec</code></a>·from·a·given·element·and·size:</li>
19	</ul>	19	</ul>

20	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>v·=·<span·class="macro">vec!</span>[<span·class="number">1</span>;·<span·class="number">3</span>];	20	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>v·=·<span·class="macro">vec!</span>[<span·class="number">1</span>;·<span·class="number">3</span>];
21	<span·class="macro">assert_eq!</span>(v,·[<span·class="number">1</span>,·<span·class="number">1</span>,·<span·class="number">1</span>]);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+v+=+vec!%5B1;+3%5D;%0A++++assert_eq!(v,+%5B1,+1,+1%5D);%0A%7D&edition=2021">Run</a></div>	21	<span·class="macro">assert_eq!</span>(v,·[<span·class="number">1</span>,·<span·class="number">1</span>,·<span·class="number">1</span>]);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+v+=+vec!%5B1;+3%5D;%0A++++assert_eq!(v,+%5B1,+1,+1%5D);%0A%7D&edition=2021">Run</a></div>
22	<p>Note·that·unlike·array·expressions·this·syntax·supports·all·elements	22	<p>Note·that·unlike·array·expressions·this·syntax·supports·all·elements
23	which·implement·<a·href="../core/clone/trait.Clone.html"·title="trait·core::clone::Clone"><code>Clone</code></a>·and·the·number·of·elements·doesn’t·have·to·be	23	which·implement·<a·href="https://doc.rust-lang.org/1.78.0/core/clone/trait.Clone.html"·title="trait·core::clone::Clone"><code>Clone</code></a>·and·the·number·of·elements·doesn’t·have·to·be
24	a·constant.</p>	24	a·constant.</p>
25	<p>This·will·use·<code>clone</code>·to·duplicate·an·expression,·so·one·should·be·careful	25	<p>This·will·use·<code>clone</code>·to·duplicate·an·expression,·so·one·should·be·careful
26	using·this·with·types·having·a·nonstandard·<code>Clone</code>·implementation.·For	26	using·this·with·types·having·a·nonstandard·<code>Clone</code>·implementation.·For
27	example,·<code>vec![Rc::new(1);·5]</code>·will·create·a·vector·of·five·references	27	example,·<code>vec![Rc::new(1);·5]</code>·will·create·a·vector·of·five·references
28	to·the·same·boxed·integer·value,·not·five·references·pointing·to·independently	28	to·the·same·boxed·integer·value,·not·five·references·pointing·to·independently
29	boxed·integers.</p>	29	boxed·integers.</p>
30	<p>Also,·note·that·<code>vec![expr;·0]</code>·is·allowed,·and·produces·an·empty·vector.	30	<p>Also,·note·that·<code>vec![expr;·0]</code>·is·allowed,·and·produces·an·empty·vector.


Offset 1, 38 lines modified		Offset 1, 38 lines modified
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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="fn"·href="#">from_raw_parts</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0,·const·since·1.64.0">1.0.0·(const:·1.64.0)</span>···<a·class="src"·href="../../src/core/slice/raw.rs.html#95">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·const·unsafe·fn·from_raw_parts<'a,·T&g~~t;(data:·<a·class="primitiv~~[·...·truncated·by·diffoscope;·len:·180,·SHA:·~~9d9~~da1~~603a~~5ea3a192~~d3c38~~1b~~dd3bd5~~62~~73f3~~2~~af108097~~d887ac~~3205~~a~~96fd~~5a8·...·]/core/primitive.slice.html">[T]</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Forms·a·slice·from·a·pointer·and·a·length.</p>	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="fn"·href="#">from_raw_parts</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0,·const·since·1.64.0">1.0.0·(const:·1.64.0)</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/slice/raw.rs.html#95">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·const·unsafe·fn·from_raw_parts<'a,·T&g[·...·truncated·by·diffoscope;·len:·288,·SHA:·77137b4564a382abe28cdb215ba6fa8d6cba62b52797ced483cfea6a8db0548c·...·]/core/primitive.slice.html">[T]</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Forms·a·slice·from·a·pointer·and·a·length.</p>
3	<p>The·<code>len</code>·argument·is·the·number·of·<strong>elements</strong>,·not·the·number·of·bytes.</p>	3	<p>The·<code>len</code>·argument·is·the·number·of·<strong>elements</strong>,·not·the·number·of·bytes.</p>
4	<h2·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h2>	4	<h2·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h2>
5	<p>Behavior·is·undefined·if·any·of·the·following·conditions·are·violated:</p>	5	<p>Behavior·is·undefined·if·any·of·the·following·conditions·are·violated:</p>
6	<ul>	6	<ul>
7	<li>	7	<li>
8	<p><code>data</code>·must·be·<a·href="../../core/ptr/index.html#safety"·title="mod·core::ptr">valid</a>·for·reads·for·<code>len·*·mem::size_of::<T>()</code>·many·bytes,	8	<p><code>data</code>·must·be·<a·href="https://doc.rust-lang.org/1.78.0/core/ptr/index.html#safety"·title="mod·core::ptr">valid</a>·for·reads·for·<code>len·*·mem::size_of::<T>()</code>·many·bytes,
9	and·it·must·be·properly·aligned.·This·means·in·particular:</p>	9	and·it·must·be·properly·aligned.·This·means·in·particular:</p>
10	<ul>	10	<ul>
11	<li>The·entire·memory·range·of·this·slice·must·be·contained·within·a·single·allocated·object!	11	<li>The·entire·memory·range·of·this·slice·must·be·contained·within·a·single·allocated·object!
12	Slices·can·never·span·across·multiple·allocated·objects.·See·<a·href="#incorrect-usage">below</a>	12	Slices·can·never·span·across·multiple·allocated·objects.·See·<a·href="#incorrect-usage">below</a>
13	for·an·example·incorrectly·not·taking·this·into·account.</li>	13	for·an·example·incorrectly·not·taking·this·into·account.</li>
14	<li><code>data</code>·must·be·non-null·and·aligned·even·for·zero-length·slices.·One	14	<li><code>data</code>·must·be·non-null·and·aligned·even·for·zero-length·slices.·One
15	reason·for·this·is·that·enum·layout·optimizations·may·rely·on·references	15	reason·for·this·is·that·enum·layout·optimizations·may·rely·on·references
16	(including·slices·of·any·length)·being·aligned·and·non-null·to·distinguish	16	(including·slices·of·any·length)·being·aligned·and·non-null·to·distinguish
17	them·from·other·data.·You·can·obtain·a·pointer·that·is·usable·as·<code>data</code>	17	them·from·other·data.·You·can·obtain·a·pointer·that·is·usable·as·<code>data</code>
18	for·zero-length·slices·using·<a·href="../../core/ptr/non_null/struct.NonNull.html#method.dangling"·title="associated·function·core::ptr::non_null::NonNull::dangling"><code>NonNull::dangling()</code></a>.</li>	18	for·zero-length·slices·using·<a·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html#method.dangling"·title="associated·function·core::ptr::non_null::NonNull::dangling"><code>NonNull::dangling()</code></a>.</li>
19	</ul>	19	</ul>
20	</li>	20	</li>
21	<li>	21	<li>
22	<p><code>data</code>·must·point·to·<code>len</code>·consecutive·properly·initialized·values·of·type·<code>T</code>.</p>	22	<p><code>data</code>·must·point·to·<code>len</code>·consecutive·properly·initialized·values·of·type·<code>T</code>.</p>
23	</li>	23	</li>
24	<li>	24	<li>
25	<p>The·memory·referenced·by·the·returned·slice·must·not·be·mutated·for·the·duration	25	<p>The·memory·referenced·by·the·returned·slice·must·not·be·mutated·for·the·duration
26	of·lifetime·<code>'a</code>,·except·inside·an·<code>UnsafeCell</code>.</p>	26	of·lifetime·<code>'a</code>,·except·inside·an·<code>UnsafeCell</code>.</p>
27	</li>	27	</li>
28	<li>	28	<li>
29	<p>The·total·size·<code>len·*·mem::size_of::<T>()</code>·of·the·slice·must·be·no·larger·than·<code>isize::MAX</code>,	29	<p>The·total·size·<code>len·*·mem::size_of::<T>()</code>·of·the·slice·must·be·no·larger·than·<code>isize::MAX</code>,
30	and·adding·that·size·to·<code>data</code>·must·not·“wrap·around”·the·address·space.	30	and·adding·that·size·to·<code>data</code>·must·not·“wrap·around”·the·address·space.
31	See·the·safety·documentation·of·<a·href="../../core/primitive.pointer.html#method.offset"·title="method·pointer::offset"><code>pointer::offset</code></a>.</p>	31	See·the·safety·documentation·of·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.pointer.html#method.offset"·title="method·pointer::offset"><code>pointer::offset</code></a>.</p>
32	</li>	32	</li>
33	</ul>	33	</ul>
34	<h2·id="caveat"><a·class="doc-anchor"·href="#caveat">§</a>Caveat</h2>	34	<h2·id="caveat"><a·class="doc-anchor"·href="#caveat">§</a>Caveat</h2>
35	<p>The·lifetime·for·the·returned·slice·is·inferred·from·its·usage.·To	35	<p>The·lifetime·for·the·returned·slice·is·inferred·from·its·usage.·To
36	prevent·accidental·misuse,·it’s·suggested·to·tie·the·lifetime·to·whichever	36	prevent·accidental·misuse,·it’s·suggested·to·tie·the·lifetime·to·whichever
37	source·lifetime·is·safe·in·the·context,·such·as·by·providing·a·helper	37	source·lifetime·is·safe·in·the·context,·such·as·by·providing·a·helper
38	function·taking·the·lifetime·of·a·host·value·for·the·slice,·or·by·explicit	38	function·taking·the·lifetime·of·a·host·value·for·the·slice,·or·by·explicit


Offset 1, 34 lines modified		Offset 1, 34 lines modified
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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="fn"·href="#">from_raw_parts_mut</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0,·const·unstable">1.0.0·(const:·<a·href="https://github.com/rust-lang/rust/issues/67456"·title="Tracking·issue·for·const_slice_from_raw_parts_mut">unstable</a>)</span>···<a·class="src"·href="../../src/core/slice/raw.rs.html#149">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·unsafe·fn·from_raw_parts_mut<'a,·T&g~~t;(data:·<a·class="primi~~t~~ive~~[·...·truncated·by·diffoscope;·len:·181,·SHA:·4~~c04acfa6e9d~~fcbb~~8043f9072db~~bc15~~411~~79~~b66170ef37ee~~6~~99f~~135~~50d0b23e~~4·...·]/core/primitive.slice.html">[T]</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Performs·the·same·functionality·as·<a·href="fn.from_raw_parts.html"·title="fn·alloc::slice::from_raw_parts"><code>from_raw_parts</code></a>,·except·that·a	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="fn"·href="#">from_raw_parts_mut</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.0.0,·const·unstable">1.0.0·(const:·<a·href="https://github.com/rust-lang/rust/issues/67456"·title="Tracking·issue·for·const_slice_from_raw_parts_mut">unstable</a>)</span>···<a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/slice/raw.rs.html#149">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·unsafe·fn·from_raw_parts_mut<'a,·T&gt[·...·truncated·by·diffoscope;·len:·289,·SHA:·da7991173cef1abded9beb6aceb05e2e74148a2c31ab264f811574ffe17c7484·...·]/core/primitive.slice.html">[T]</a></code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Performs·the·same·functionality·as·<a·href="fn.from_raw_parts.html"·title="fn·alloc::slice::from_raw_parts"><code>from_raw_parts</code></a>,·except·that·a
3	mutable·slice·is·returned.</p>	3	mutable·slice·is·returned.</p>
4	<h2·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h2>	4	<h2·id="safety"><a·class="doc-anchor"·href="#safety">§</a>Safety</h2>
5	<p>Behavior·is·undefined·if·any·of·the·following·conditions·are·violated:</p>	5	<p>Behavior·is·undefined·if·any·of·the·following·conditions·are·violated:</p>
6	<ul>	6	<ul>
7	<li>	7	<li>
8	<p><code>data</code>·must·be·<a·href="../../core/ptr/index.html#safety"·title="mod·core::ptr">valid</a>·for·both·reads·and·writes·for·<code>len·*·mem::size_of::<T>()</code>·many·bytes,	8	<p><code>data</code>·must·be·<a·href="https://doc.rust-lang.org/1.78.0/core/ptr/index.html#safety"·title="mod·core::ptr">valid</a>·for·both·reads·and·writes·for·<code>len·*·mem::size_of::<T>()</code>·many·bytes,
9	and·it·must·be·properly·aligned.·This·means·in·particular:</p>	9	and·it·must·be·properly·aligned.·This·means·in·particular:</p>
10	<ul>	10	<ul>
11	<li>The·entire·memory·range·of·this·slice·must·be·contained·within·a·single·allocated·object!	11	<li>The·entire·memory·range·of·this·slice·must·be·contained·within·a·single·allocated·object!
12	Slices·can·never·span·across·multiple·allocated·objects.</li>	12	Slices·can·never·span·across·multiple·allocated·objects.</li>
13	<li><code>data</code>·must·be·non-null·and·aligned·even·for·zero-length·slices.·One	13	<li><code>data</code>·must·be·non-null·and·aligned·even·for·zero-length·slices.·One
14	reason·for·this·is·that·enum·layout·optimizations·may·rely·on·references	14	reason·for·this·is·that·enum·layout·optimizations·may·rely·on·references
15	(including·slices·of·any·length)·being·aligned·and·non-null·to·distinguish	15	(including·slices·of·any·length)·being·aligned·and·non-null·to·distinguish
16	them·from·other·data.·You·can·obtain·a·pointer·that·is·usable·as·<code>data</code>	16	them·from·other·data.·You·can·obtain·a·pointer·that·is·usable·as·<code>data</code>
17	for·zero-length·slices·using·<a·href="../../core/ptr/non_null/struct.NonNull.html#method.dangling"·title="associated·function·core::ptr::non_null::NonNull::dangling"><code>NonNull::dangling()</code></a>.</li>	17	for·zero-length·slices·using·<a·href="https://doc.rust-lang.org/1.78.0/core/ptr/non_null/struct.NonNull.html#method.dangling"·title="associated·function·core::ptr::non_null::NonNull::dangling"><code>NonNull::dangling()</code></a>.</li>
18	</ul>	18	</ul>
19	</li>	19	</li>
20	<li>	20	<li>
21	<p><code>data</code>·must·point·to·<code>len</code>·consecutive·properly·initialized·values·of·type·<code>T</code>.</p>	21	<p><code>data</code>·must·point·to·<code>len</code>·consecutive·properly·initialized·values·of·type·<code>T</code>.</p>
22	</li>	22	</li>
23	<li>	23	<li>
24	<p>The·memory·referenced·by·the·returned·slice·must·not·be·accessed·through·any·other·pointer	24	<p>The·memory·referenced·by·the·returned·slice·must·not·be·accessed·through·any·other·pointer
25	(not·derived·from·the·return·value)·for·the·duration·of·lifetime·<code>'a</code>.	25	(not·derived·from·the·return·value)·for·the·duration·of·lifetime·<code>'a</code>.
26	Both·read·and·write·accesses·are·forbidden.</p>	26	Both·read·and·write·accesses·are·forbidden.</p>
27	</li>	27	</li>
28	<li>	28	<li>
29	<p>The·total·size·<code>len·*·mem::size_of::<T>()</code>·of·the·slice·must·be·no·larger·than·<code>isize::MAX</code>,	29	<p>The·total·size·<code>len·*·mem::size_of::<T>()</code>·of·the·slice·must·be·no·larger·than·<code>isize::MAX</code>,
30	and·adding·that·size·to·<code>data</code>·must·not·“wrap·around”·the·address·space.	30	and·adding·that·size·to·<code>data</code>·must·not·“wrap·around”·the·address·space.
31	See·the·safety·documentation·of·<a·href="../../core/primitive.pointer.html#method.offset"·title="method·pointer::offset"><code>pointer::offset</code></a>.</p>	31	See·the·safety·documentation·of·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.pointer.html#method.offset"·title="method·pointer::offset"><code>pointer::offset</code></a>.</p>
32	</li>	32	</li>
33	</ul>	33	</ul>
34	</div></details></section></div></main></body></html>	34	</div></details></section></div></main></body></html>


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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="fn"·href="#">range</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="../../src/core/slice/index.rs.html#701-703">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·range<R>(range:·R,·bound~~s:·<a·class="~~s~~truct"·href=".~~[·...·truncated·by·diffoscope;·len:·~~326~~,·SHA:·0~~4bb284b11~~044a~~061~~f4d9f~~dab1~~8~~dc25a~~ea36fd~~7eb7ff~~2d~~4407f9~~adff5f7~~0d33e~~·...·]/core/primitive.usize.html">usize</a>><div·class="where">where	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Function·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="fn"·href="#">range</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="https://doc.rust-lang.org/1.78.0/src/core/slice/index.rs.html#701-703">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·fn·range<R>(range:·R,·bounds[·...·truncated·by·diffoscope;·len:·461,·SHA:·920a6991a8b208ad8af4f86a6855336e933adc6646828d09121ba1a537396ada·...·]/core/primitive.usize.html">usize</a>><div·class="where">where
3	····R:·<a·class="trait"·href="../../core/ops/range/trait.RangeBounds.html"·title="trait·core::ops::range::RangeBounds">RangeBounds</a><<a·class="primitive"·href="../../core/primitive.usize.html">usize</a>>,</div></code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>slice_range</code> <a·href="https://github.com/rust-lang/rust/issues/76393">#76393</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Performs·bounds-checking·of·a·range.</p>	3	····R:·<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/ops/range/trait.RangeBounds.html"·title="trait·core::ops::range::RangeBounds">RangeBounds</a><<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.usize.html">usize</a>>,</div></code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>slice_range</code> <a·href="https://github.com/rust-lang/rust/issues/76393">#76393</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Performs·bounds-checking·of·a·range.</p>
4	<p>This·method·is·similar·to·<a·href="../../core/ops/index/trait.Index.html#tymethod.index"·title="method·core::ops::index::Index::index"><code>Index::index</code></a>·for·slices,·but·it·returns·a	4	<p>This·method·is·similar·to·<a·href="https://doc.rust-lang.org/1.78.0/core/ops/index/trait.Index.html#tymethod.index"·title="method·core::ops::index::Index::index"><code>Index::index</code></a>·for·slices,·but·it·returns·a
5	<a·href="../../core/ops/range/struct.Range.html"·title="struct·core::ops::range::Range"><code>Range</code></a>·equivalent·to·<code>range</code>.·You·can·use·this·method·to·turn·any·range	5	<a·href="https://doc.rust-lang.org/1.78.0/core/ops/range/struct.Range.html"·title="struct·core::ops::range::Range"><code>Range</code></a>·equivalent·to·<code>range</code>.·You·can·use·this·method·to·turn·any·range
6	into·<code>start</code>·and·<code>end</code>·values.</p>	6	into·<code>start</code>·and·<code>end</code>·values.</p>
7	<p><code>bounds</code>·is·the·range·of·the·slice·to·use·for·bounds-checking.·It·should	7	<p><code>bounds</code>·is·the·range·of·the·slice·to·use·for·bounds-checking.·It·should
8	be·a·<a·href="../../core/ops/range/struct.RangeTo.html"·title="struct·core::ops::range::RangeTo"><code>RangeTo</code></a>·range·that·ends·at·the·length·of·the·slice.</p>	8	be·a·<a·href="https://doc.rust-lang.org/1.78.0/core/ops/range/struct.RangeTo.html"·title="struct·core::ops::range::RangeTo"><code>RangeTo</code></a>·range·that·ends·at·the·length·of·the·slice.</p>
9	<p>The·returned·<a·href="../../core/ops/range/struct.Range.html"·title="struct·core::ops::range::Range"><code>Range</code></a>·is·safe·to·pass·to·<a·href="../../core/primitive.slice.html#method.get_unchecked"·title="method·slice::get_unchecked"><code>slice::get_unchecked</code></a>·and	9	<p>The·returned·<a·href="https://doc.rust-lang.org/1.78.0/core/ops/range/struct.Range.html"·title="struct·core::ops::range::Range"><code>Range</code></a>·is·safe·to·pass·to·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.slice.html#method.get_unchecked"·title="method·slice::get_unchecked"><code>slice::get_unchecked</code></a>·and
10	<a·href="../../core/primitive.slice.html#method.get_unchecked_mut"·title="method·slice::get_unchecked_mut"><code>slice::get_unchecked_mut</code></a>·for·slices·with·the·given·range.</p>	10	<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.slice.html#method.get_unchecked_mut"·title="method·slice::get_unchecked_mut"><code>slice::get_unchecked_mut</code></a>·for·slices·with·the·given·range.</p>
11	<h2·id="panics"><a·class="doc-anchor"·href="#panics">§</a>Panics</h2>	11	<h2·id="panics"><a·class="doc-anchor"·href="#panics">§</a>Panics</h2>
12	<p>Panics·if·<code>range</code>·would·be·out·of·bounds.</p>	12	<p>Panics·if·<code>range</code>·would·be·out·of·bounds.</p>
13	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>	13	<h2·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h2>
14	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="attr">#![feature(slice_range)]	14	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="attr">#![feature(slice_range)]

15	</span><span·class="kw">use·</span>std::slice;	15	</span><span·class="kw">use·</span>std::slice;

16	<span·class="kw">let·</span>v·=·[<span·class="number">10</span>,·<span·class="number">40</span>,·<span·class="number">30</span>];	16	<span·class="kw">let·</span>v·=·[<span·class="number">10</span>,·<span·class="number">40</span>,·<span·class="number">30</span>];
17	<span·class="macro">assert_eq!</span>(<span·class="number">1</span>..<span·class="number">2</span>,·slice::range(<span·class="number">1</span>..<span·class="number">2</span>,·..v.len()));	17	<span·class="macro">assert_eq!</span>(<span·class="number">1</span>..<span·class="number">2</span>,·slice::range(<span·class="number">1</span>..<span·class="number">2</span>,·..v.len()));
18	<span·class="macro">assert_eq!</span>(<span·class="number">0</span>..<span·class="number">2</span>,·slice::range(..<span·class="number">2</span>,·..v.len()));	18	<span·class="macro">assert_eq!</span>(<span·class="number">0</span>..<span·class="number">2</span>,·slice::range(..<span·class="number">2</span>,·..v.len()));
19	<span·class="macro">assert_eq!</span>(<span·class="number">1</span>..<span·class="number">3</span>,·slice::range(<span·class="number">1</span>..,·..v.len()));</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(slice_range)%5D%0A%0Afn+main()+%7B%0A++++use+std::slice;%0A++++%0A++++let+v+=+%5B10,+40,+30%5D;%0A++++assert_eq!(1..2,+slice::range(1..2,+..v.len()));%0A++++assert_eq!(0..2,+slice::range(..2,+..v.len()));%0A++++assert_eq!(1..3,+slice::range(1..,+..v.len()));%0A%7D&version=nightly&edition=2021">Run</a></div>	19	<span·class="macro">assert_eq!</span>(<span·class="number">1</span>..<span·class="number">3</span>,·slice::range(<span·class="number">1</span>..,·..v.len()));</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(slice_range)%5D%0A%0Afn+main()+%7B%0A++++use+std::slice;%0A++++%0A++++let+v+=+%5B10,+40,+30%5D;%0A++++assert_eq!(1..2,+slice::range(1..2,+..v.len()));%0A++++assert_eq!(0..2,+slice::range(..2,+..v.len()));%0A++++assert_eq!(1..3,+slice::range(1..,+..v.len()));%0A%7D&version=nightly&edition=2021">Run</a></div>
20	<p>Panics·when·<a·href="../../core/ops/index/trait.Index.html#tymethod.index"·title="method·core::ops::index::Index::index"><code>Index::index</code></a>·would·panic:</p>	20	<p>Panics·when·<a·href="https://doc.rust-lang.org/1.78.0/core/ops/index/trait.Index.html#tymethod.index"·title="method·core::ops::index::Index::index"><code>Index::index</code></a>·would·panic:</p>

21	<div·class="example-wrap·should_panic"><a·href="#"·class="tooltip"·title="This·example·panics">ⓘ</a><pre·class="rust·rust-example-rendered"><code><span·class="attr">#![feature(slice_range)]	21	<div·class="example-wrap·should_panic"><a·href="#"·class="tooltip"·title="This·example·panics">ⓘ</a><pre·class="rust·rust-example-rendered"><code><span·class="attr">#![feature(slice_range)]

22	</span><span·class="kw">use·</span>std::slice;	22	</span><span·class="kw">use·</span>std::slice;

23	<span·class="kw">let·_·</span>=·slice::range(<span·class="number">2</span>..<span·class="number">1</span>,·..<span·class="number">3</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(slice_range)%5D%0A%0Afn+main()+%7B%0A++++use+std::slice;%0A++++%0A++++let+_+=+slice::range(2..1,+..3);%0A%7D&version=nightly&edition=2021">Run</a></div>	23	<span·class="kw">let·_·</span>=·slice::range(<span·class="number">2</span>..<span·class="number">1</span>,·..<span·class="number">3</span>);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(slice_range)%5D%0A%0Afn+main()+%7B%0A++++use+std::slice;%0A++++%0A++++let+_+=+slice::range(2..1,+..3);%0A%7D&version=nightly&edition=2021">Run</a></div>


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1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="Helper·trait·for·`[T]::join`"><title>Join·in·alloc::slice·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·trait"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><h2·class="location"><a·href="#">Join</a></h2><div·class="sidebar-elems"><section><h3><a·href="#required-associated-types">Required·Associated·Types</a></h3><ul·class="block"><li><a·href="#associatedtype.Output">Output</a></li></ul><h3><a·href="#required-methods">Required·Methods</a></h3><ul·class="block"><li><a·href="#tymethod.join">join</a></li></ul><h3><a·href="#object-safety">Object·Safety</a></h3><h3><a·href="#implementors">Implementors</a></h3></section><h2><a·href="index.html">In·alloc::slice</a></h2></div></nav><div·class="sidebar-resizer"></div>	1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="Helper·trait·for·`[T]::join`"><title>Join·in·alloc::slice·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9d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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Trait·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="trait"·href="#">Join</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="../../src/alloc/slice.rs.html#695-703">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·trait·Join<Separator>·{	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Trait·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">slice</a>::<wbr><a·class="trait"·href="#">Join</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><a·class="src"·href="../../src/alloc/slice.rs.html#695-703">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·trait·Join<Separator>·{
3	····type·<a·href="#associatedtype.Output"·class="associatedtype">Output</a>;	3	····type·<a·href="#associatedtype.Output"·class="associatedtype">Output</a>;

4	····//·Required·method	4	····//·Required·method
5	····fn·<a·href="#tymethod.join"·class="fn">join</a>(slice:·<a·class="primitive"·href="../../core/primitive.reference.html">&Self</a>,·sep:·Separator)·->·Self::<a·class="associatedtype"·href="trait.Join.html#associatedtype.Output"·title="type·alloc::slice::Join::Output">Output</a>;	5	····fn·<a·href="#tymethod.join"·class="fn">join</a>(slice:·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.reference.html">&Self</a>,·sep:·Separator)·->·Self::<a·class="associatedtype"·href="trait.Join.html#associatedtype.Output"·title="type·alloc::slice::Join::Output">Output</a>;
6	}</code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>slice_concat_trait</code> <a·href="https://github.com/rust-lang/rust/issues/27747">#27747</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Helper·trait·for·<a·href="../../core/primitive.slice.html#method.join"·title="method·slice::join"><code>[T]::join</code></a></p>	6	}</code></pre><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>slice_concat_trait</code> <a·href="https://github.com/rust-lang/rust/issues/27747">#27747</a>)</span></div></span><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docblock"><p>Helper·trait·for·<a·href="https://doc.rust-lang.org/1.78.0/core/primitive.slice.html#method.join"·title="method·slice::join"><code>[T]::join</code></a></p>
7	</div></details><h2·id="required-associated-types"·class="section-header">Required·Associated·Types<a·href="#required-associated-types"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle"·open><summary><section·id="associatedtype.Output"·class="method"><a·class="src·rightside"·href="../../src/alloc/slice.rs.html#698">source</a><h4·class="code-header">type·<a·href="#associatedtype.Output"·class="associatedtype">Output</a></h4></section><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>slice_concat_trait</code> <a·href="https://github.com/rust-lang/rust/issues/27747">#27747</a>)</span></div></span></summary><div·class="docblock"><p>The·resulting·type·after·concatenation</p>	7	</div></details><h2·id="required-associated-types"·class="section-header">Required·Associated·Types<a·href="#required-associated-types"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle"·open><summary><section·id="associatedtype.Output"·class="method"><a·class="src·rightside"·href="../../src/alloc/slice.rs.html#698">source</a><h4·class="code-header">type·<a·href="#associatedtype.Output"·class="associatedtype">Output</a></h4></section><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>slice_concat_trait</code> <a·href="https://github.com/rust-lang/rust/issues/27747">#27747</a>)</span></div></span></summary><div·class="docblock"><p>The·resulting·type·after·concatenation</p>
8	</div></details></div><h2·id="required-methods"·class="section-header">Required·Methods<a·href="#required-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="tymethod.join"·class="method"><a·class="src·rightside"·href="../../src/alloc/slice.rs.html#702">source</a><h4·class="code-header">fn·<a·href="#tymethod.join"·class="fn">join</a>(slice:·<a·class="primitive"·href="../../core/primitive.reference.html">&Self</a>,·sep:·Separator)·->·Self::<a·class="associatedtype"·href="trait.Join.html#associatedtype.Output"·title="type·alloc::slice::Join::Output">Output</a></h4></section><sp~~an·cl~~a~~ss="item-i~~n~~fo"><div~~·class="~~stab~~[·...·truncated·by·diffoscope;·len:·~~279~~,·SHA:·a7~~879873~~a9~~332fa~~27cb5aaf0~~561b0fc~~4~~9a9~~c4~~8450d088c~~82~~583530e~~f~~ee3fd1~~bb·...·]/core/primitive.slice.html#method.join"·title="method·slice::join"><code>[T]::join</code></a></p>	8	</div></details></div><h2·id="required-methods"·class="section-header">Required·Methods<a·href="#required-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="tymethod.join"·class="method"><a·class="src·rightside"·href="../../src/alloc/slice.rs.html#702">source</a><h4·class="code-header">fn·<a·href="#tymethod.join"·class="fn">join</a>(slice:·<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.reference.html">&Self</a>,·sep:·Separator)·->·Self::<a·class="associatedtype"·href="trait.Join.html#associatedtype.Output"·title="type·alloc::slice::Join::Output">Output</a></h4></section><span·class="[·...·truncated·by·diffoscope;·len:·333,·SHA:·24b614ae5b8d2e45a8eb40124ad574328ca1def9e1f82fdd0b29dfb9d4ce94bd·...·]/core/primitive.slice.html#method.join"·title="method·slice::join"><code>[T]::join</code></a></p>
9	</div></details></div><h2·id="object-safety"·class="section-header">Object·Safety<a·href="#object-safety"·class="anchor">§</a></h2><div·class="object-safety-info">This·trait·is·<b>not</b>·<a·href="https://doc.rust-lang.org/1.78.0/reference/items/traits.html#object-safety">object·safe</a>.</div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"><details·class="toggle·implementors-toggle"><summary><section·id="impl-Join%3C%26str%3E-for-%5BS%5D"·class="impl"><a·class="src·rightside"·href="../../src/alloc/str.rs.html#73-79">source</a><a·href="#impl-Join%3C%26str%3E-for-%5BS%5D"·class="anchor">§</a><h3·class="code-header">impl<S:·<a·class="trait"·href="../borrow/trait.Borrow.html"·title="trait·alloc::borrow::Borrow">Borrow</a><<a·class="primitive"·href="../../core/primitive.str.html">str</a>>>·<a·class="trait"·href="trait.Join.html"·title="trait·alloc::slice::Join">Join</a><&<a·class="primitive"·href="~~../../core/~~pr~~imitive~~.str.html~~">st~~r</~~a>>·f~~or~~·<a·class~~="primitive~~"·h~~r~~ef="../~~.~~./core/p~~ri~~miti~~[·...·truncated·by·diffoscope;·len:·2419,·SHA:·~~0551f840ee4~~3~~09d32dcdf~~9~~d49c~~f~~be89~~1~~5cee72da~~36~~a8659~~1~~fa51~~3035~~a9fb5~~5c7·...·]/core/primitive.slice.html">[V]</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Output-3"·class="associatedtype·trait-impl"><a·href="#associatedtype.Output-3"·class="anchor">§</a><h4·class="code-header">type·<a·href="#associatedtype.Output"·class="associatedtype">Output</a>·=·<a·class="struct"·href="../vec/struct.Vec.html"·title="struct·alloc::vec::Vec">Vec</a><T></h4></section></div></details></div><script·src="../../trait.impl/alloc/slice/trait.Join.js"·data-ignore-extern-crates="core"·async></script></section></div></main></body></html>	9	</div></details></div><h2·id="object-safety"·class="section-header">Object·Safety<a·href="#object-safety"·class="anchor">§</a></h2><div·class="object-safety-info">This·trait·is·<b>not</b>·<a·href="https://doc.rust-lang.org/1.78.0/reference/items/traits.html#object-safety">object·safe</a>.</div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"><details·class="toggle·implementors-toggle"><summary><section·id="impl-Join%3C%26str%3E-for-%5BS%5D"·class="impl"><a·class="src·rightside"·href="../../src/alloc/str.rs.html#73-79">source</a><a·href="#impl-Join%3C%26str%3E-for-%5BS%5D"·class="anchor">§</a><h3·class="code-header">impl<S:·<a·class="trait"·href="../borrow/trait.Borrow.html"·title="trait·alloc::borrow::Borrow">Borrow</a><<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.str.html">str</a>>>·<a·class="trait"·href="trait.Join.html"·title="trait·alloc::slice::Join">Join</a><&<a·class="primitive"·href="https://doc.rust-lang.org/1.78.0/core/primitive.str.html">str</a>[·...·truncated·by·diffoscope;·len:·2716,·SHA:·4b09de13d4536ebb7fb0a94ce3bfa6271f04b37f734b0e412016338585b7054c·...·]/core/primitive.slice.html">[V]</a></h3></section></summary><div·class="impl-items"><section·id="associatedtype.Output-3"·class="associatedtype·trait-impl"><a·href="#associatedtype.Output-3"·class="anchor">§</a><h4·class="code-header">type·<a·href="#associatedtype.Output"·class="associatedtype">Output</a>·=·<a·class="struct"·href="../vec/struct.Vec.html"·title="struct·alloc::vec::Vec">Vec</a><T></h4></section></div></details></div><script·src="../../trait.impl/alloc/slice/trait.Join.js"·data-ignore-extern-crates="core"·async></script></section></div></main></body></html>


Offset 158, 14 lines modified		Offset 158, 18 lines modified
158	Â§	158	Â§
159	*·type·Err·=·ParseIntError·*	159	*·type·Err·=·ParseIntError·*
160	sourceÂ§	160	sourceÂ§
161	**·impl·FromStr·for·usize·**	161	**·impl·FromStr·for·usize·**
162	Â§	162	Â§
163	*·type·Err·=·ParseIntError·*	163	*·type·Err·=·ParseIntError·*
164	sourceÂ§	164	sourceÂ§
		165	**·impl·FromStr·for·String·**
		166	Â§
		167	*·type·Err·=·Infallible·*
		168	sourceÂ§
165	**·impl·FromStr·for·Ipv4Addr·**	169	**·impl·FromStr·for·Ipv4Addr·**
166	Â§	170	Â§
167	*·type·Err·=·AddrParseError·*	171	*·type·Err·=·AddrParseError·*
168	sourceÂ§	172	sourceÂ§
169	**·impl·FromStr·for·Ipv6Addr·**	173	**·impl·FromStr·for·Ipv6Addr·**
170	Â§	174	Â§
171	*·type·Err·=·AddrParseError·*	175	*·type·Err·=·AddrParseError·*
Offset 221, 11 lines modified		Offset 225, 7 lines modified
221	**·impl·FromStr·for·NonZero<u128>·**	225	**·impl·FromStr·for·NonZero<u128>·**
222	Â§	226	Â§
223	*·type·Err·=·ParseIntError·*	227	*·type·Err·=·ParseIntError·*
224	1.35.0·Â··sourceÂ§	228	1.35.0·Â··sourceÂ§
225	**·impl·FromStr·for·NonZero<usize>·**	229	**·impl·FromStr·for·NonZero<usize>·**
226	Â§	230	Â§
227	*·type·Err·=·ParseIntError·*	231	*·type·Err·=·ParseIntError·*
228	sourceÂ§
229	**·impl·FromStr·for·String·**
230	Â§
231	*·type·Err·=·Infallible·*


Offset 25, 8 lines modified		Offset 25, 8 lines modified
25	</span><span·class="kw">let·</span>sparkle_heart·=·String::from_utf8(sparkle_heart).unwrap();	25	</span><span·class="kw">let·</span>sparkle_heart·=·String::from_utf8(sparkle_heart).unwrap();

26	<span·class="macro">assert_eq!</span>(<span·class="string">"💖"</span>,·sparkle_heart);	26	<span·class="macro">assert_eq!</span>(<span·class="string">"💖"</span>,·sparkle_heart);

27	<span·class="kw">let·</span>bytes·=·sparkle_heart.into_bytes();	27	<span·class="kw">let·</span>bytes·=·sparkle_heart.into_bytes();

28	<span·class="macro">assert_eq!</span>(bytes,·[<span·class="number">240</span>,·<span·class="number">159</span>,·<span·class="number">146</span>,·<span·class="number">150</span>]);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+sparkle_heart+=+vec!%5B240,+159,+146,+150%5D;%0A++++%0A++++//+We+know+these+bytes+are+valid,+so+we'll+use+%60unwrap()%60.%0A++++let+sparkle_heart+=+String::from_utf8(sparkle_heart).unwrap();%0A++++%0A++++assert_eq!(%22%F0%9F%92%96%22,+sparkle_heart);%0A++++%0A++++let+bytes+=+sparkle_heart.into_bytes();%0A++++%0A++++assert_eq!(bytes,+%5B240,+159,+146,+150%5D);%0A%7D&edition=2021">Run</a></div>	28	<span·class="macro">assert_eq!</span>(bytes,·[<span·class="number">240</span>,·<span·class="number">159</span>,·<span·class="number">146</span>,·<span·class="number">150</span>]);</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+sparkle_heart+=+vec!%5B240,+159,+146,+150%5D;%0A++++%0A++++//+We+know+these+bytes+are+valid,+so+we'll+use+%60unwrap()%60.%0A++++let+sparkle_heart+=+String::from_utf8(sparkle_heart).unwrap();%0A++++%0A++++assert_eq!(%22%F0%9F%92%96%22,+sparkle_heart);%0A++++%0A++++let+bytes+=+sparkle_heart.into_bytes();%0A++++%0A++++assert_eq!(bytes,+%5B240,+159,+146,+150%5D);%0A%7D&edition=2021">Run</a></div>
29	</div></details><h2·id="structs"·class="section-header">Structs<a·href="#structs"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="struct"·href="struct.Drain.html"·title="struct·alloc::string::Drain">Drain</a></div><div·class="desc·docblock-short">A·draining·iterator·for·<code>String</code>.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.FromUtf8Error.html"·title="struct·alloc::string::FromUtf8Error">FromUtf8Error</a></div><div·class="desc·docblock-short">A·possible·error·value·when·converting·a·<code>String</code>·from·a·UTF-8·byte·vector.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.FromUtf16Error.html"·title="struct·alloc::string::FromUtf16Error">FromUtf16Error</a></div><div·class="desc·docblock-short">A·possible·error·value·when·converting·a·<code>String</code>·from·a·UTF-16·byte·slice.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.String.html"·title="struct·alloc::string::String">String</a></div><div·class="desc·docblock-short">A·UTF-8–encoded,·growable·string.</div></li></ul><h2·id="traits"·class="section-header">Traits<a·href="#traits"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="trait"·href="trait.ToString.html"·title="trait·alloc::string::ToString">ToString</a></div><div·class="desc·docblock-short">A·trait·for·converting·a·value·to·a·<code>String</code>.</div></li></ul><h2·id="types"·class="section-header">Type·Aliases<a·href="#types"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="type"·href="type.ParseError.html"·title="type·alloc::string::ParseError">ParseError</a></div><div·class="desc·docblock-short">A·type·alias·for·<a·href="../../core/convert/enum.Infallible.html"·title="convert::Infallible"><code>Infallible</code></a>.</div></li></ul></section></div></main></body></html>	29	</div></details><h2·id="structs"·class="section-header">Structs<a·href="#structs"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="struct"·href="struct.Drain.html"·title="struct·alloc::string::Drain">Drain</a></div><div·class="desc·docblock-short">A·draining·iterator·for·<code>String</code>.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.FromUtf8Error.html"·title="struct·alloc::string::FromUtf8Error">FromUtf8Error</a></div><div·class="desc·docblock-short">A·possible·error·value·when·converting·a·<code>String</code>·from·a·UTF-8·byte·vector.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.FromUtf16Error.html"·title="struct·alloc::string::FromUtf16Error">FromUtf16Error</a></div><div·class="desc·docblock-short">A·possible·error·value·when·converting·a·<code>String</code>·from·a·UTF-16·byte·slice.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.String.html"·title="struct·alloc::string::String">String</a></div><div·class="desc·docblock-short">A·UTF-8–encoded,·growable·string.</div></li></ul><h2·id="traits"·class="section-header">Traits<a·href="#traits"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="trait"·href="trait.ToString.html"·title="trait·alloc::string::ToString">ToString</a></div><div·class="desc·docblock-short">A·trait·for·converting·a·value·to·a·<code>String</code>.</div></li></ul><h2·id="types"·class="section-header">Type·Aliases<a·href="#types"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="type"·href="type.ParseError.html"·title="type·alloc::string::ParseError">ParseError</a></div><div·class="desc·docblock-short">A·type·alias·for·<a·href="https://doc.rust-lang.org/1.78.0/core/convert/enum.Infallible.html"·title="convert::Infallible"><code>Infallible</code></a>.</div></li></ul></section></div></main></body></html>


Offset 9, 13 lines modified		Offset 9, 13 lines modified
9	implementation·for·free.</p>	9	implementation·for·free.</p>
10	</div></details><h2·id="required-methods"·class="section-header">Required·Methods<a·href="#required-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="tymethod.to_string"·class="method"><a·class="src·rightside"·href="../../src/alloc/string.rs.html#2532">source</a><h4·class="code-header">fn·<a·href="#tymethod.to_string"·class="fn">to_string</a>(&self)·->·<a·class="struct"·href="struct.String.html"·title="struct·alloc::string::String">String</a></h4></section></summary><div·class="docblock"><p>Converts·the·given·value·to·a·<code>String</code>.</p>	10	</div></details><h2·id="required-methods"·class="section-header">Required·Methods<a·href="#required-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="tymethod.to_string"·class="method"><a·class="src·rightside"·href="../../src/alloc/string.rs.html#2532">source</a><h4·class="code-header">fn·<a·href="#tymethod.to_string"·class="fn">to_string</a>(&self)·->·<a·class="struct"·href="struct.String.html"·title="struct·alloc::string::String">String</a></h4></section></summary><div·class="docblock"><p>Converts·the·given·value·to·a·<code>String</code>.</p>
11	<h5·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h5>	11	<h5·id="examples"><a·class="doc-anchor"·href="#examples">§</a>Examples</h5>
12	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>i·=·<span·class="number">5</span>;	12	<div·class="example-wrap"><pre·class="rust·rust-example-rendered"><code><span·class="kw">let·</span>i·=·<span·class="number">5</span>;
13	<span·class="kw">let·</span>five·=·String::from(<span·class="string">"5"</span>);	13	<span·class="kw">let·</span>five·=·String::from(<span·class="string">"5"</span>);

14	<span·class="macro">assert_eq!</span>(five,·i.to_string());</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+i+=+5;%0A++++let+five+=+String::from(%225%22);%0A++++%0A++++assert_eq!(five,+i.to_string());%0A%7D&edition=2021">Run</a></div>	14	<span·class="macro">assert_eq!</span>(five,·i.to_string());</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0Afn+main()+%7B%0A++++let+i+=+5;%0A++++let+five+=+String::from(%225%22);%0A++++%0A++++assert_eq!(five,+i.to_string());%0A%7D&edition=2021">Run</a></div>
15	</div></details></div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"><section·id="impl-ToString-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/string.rs.html#2543-2557">source</a><a·href="#impl-ToString-for-T"·class="anchor">§</a><h3·class="code-header">impl<T:·<a·class="trait"·href="../fmt/trait.Display.html"·title="trait·alloc::fmt::Display">Display</a>·+·?<a·class="trait"·href="../../core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>>·<a·class="trait"·href="trait.ToString.html"·title="trait·alloc::string::ToString">ToString</a>·for·T</h3></section><div·class="docblock"><h4·id="panics"><a·class="doc-anchor"·href="#panics">§</a>Panics</h4>	15	</div></details></div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"><section·id="impl-ToString-for-T"·class="impl"><a·class="src·rightside"·href="../../src/alloc/string.rs.html#2543-2557">source</a><a·href="#impl-ToString-for-T"·class="anchor">§</a><h3·class="code-header">impl<T:·<a·class="trait"·href="../fmt/trait.Display.html"·title="trait·alloc::fmt::Display">Display</a>·+·?<a·class="trait"·href="https://doc.rust-lang.org/1.78.0/core/marker/trait.Sized.html"·title="trait·core::marker::Sized">Sized</a>>·<a·class="trait"·href="trait.ToString.html"·title="trait·alloc::string::ToString">ToString</a>·for·T</h3></section><div·class="docblock"><h4·id="panics"><a·class="doc-anchor"·href="#panics">§</a>Panics</h4>
16	<p>In·this·implementation,·the·<code>to_string</code>·method·panics	16	<p>In·this·implementation,·the·<code>to_string</code>·method·panics
17	if·the·<code>Display</code>·implementation·returns·an·error.	17	if·the·<code>Display</code>·implementation·returns·an·error.
18	This·indicates·an·incorrect·<code>Display</code>·implementation	18	This·indicates·an·incorrect·<code>Display</code>·implementation
19	since·<code>fmt::Write·for·String</code>·never·returns·an·error·itself.</p>	19	since·<code>fmt::Write·for·String</code>·never·returns·an·error·itself.</p>
20	</div></div><script·src="../../trait.impl/alloc/string/trait.ToString.js"·async></script></section></div></main></body></html>	20	</div></div><script·src="../../trait.impl/alloc/string/trait.ToString.js"·async></script></section></div></main></body></html>


Offset 1, 4 lines modified		Offset 1, 4 lines modified
1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="A·type·alias·for·`Infallible`."><title>ParseError·in·alloc::string·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link·rel="icon"·type="image/svg+xml"·href="../../static.files/favicon-2c020d218678b618.svg"></head><body·class="rustdoc·type"><!--[if·lte·IE·11]><div·class="warning">This·old·browser·is·unsupported·and·will·most·likely·display·funky·things.</div><![endif]--><nav·class="mobile-topbar"><button·class="sidebar-menu-toggle"·title="show·sidebar"></button><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt=""></a></nav><nav·class="sidebar"><div·class="sidebar-crate"><a·class="logo-container"·href="../../alloc/index.html"><img·class="rust-logo"·src="../../static.files/rust-logo-151179464ae7ed46.svg"·alt="logo"></a><h2><a·href="../../alloc/index.html">alloc</a><span·class="version">1.78.0</span></h2></div><h2·class="location"><a·href="#">ParseError</a></h2><div·class="sidebar-elems"><section><h3><a·href="#aliased-type">Aliased·type</a></h3></section><h2><a·href="index.html">In·alloc::string</a></h2></div></nav><div·class="sidebar-resizer"></div>	1	<!DOCTYPE·html><html·lang="en"><head><meta·charset="utf-8"><meta·name="viewport"·content="width=device-width,·initial-scale=1.0"><meta·name="generator"·content="rustdoc"><meta·name="description"·content="A·type·alias·for·`Infallible`."><title>ParseError·in·alloc::string·-·Rust</title><script>·if·(window.location.protocol·!==·"file:")·document.write(`<link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link·rel="preload"·as="font"·type="font/woff2"·crossorigin·href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2">`)</script><link·rel="stylesheet"·href="../../static.files/normalize-76eba96aa4d2e634.css"><link·rel="stylesheet"·href="../../static.files/rustdoc-35f9e32502181f1e.css"><meta·name="rustdoc-vars"·data-root-path="../../"·data-static-root-path="../../static.files/"·data-current-crate="alloc"·data-themes=""·data-resource-suffix="1.78.0"·data-rustdoc-version="1.78.0"·data-channel="1.78.0"·data-search-js="search-42d8da7a6b9792c2.js"·data-settings-js="settings-4313503d2e1961c2.js"·><script·src="../../static.files/storage-4c98445ec4002617.js"></script><script·defer·src="sidebar-items1.78.0.js"></script><script·defer·src="../../static.files/main-12cf3b4f4f9dc36d.js"></script><noscript><link·rel="stylesheet"·href="../../static.files/noscript-04d5337699b92874.css"></noscript><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link·rel="alternate·icon"·type="image/png"·href="../../static.files/favicon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2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Type·Alias·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">string</a>::<wbr><a·class="type"·href="#">ParseError</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.5.0">1.5.0</span>···<a·class="src"·href="../../src/alloc/string.rs.html#2496">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·type·ParseError·=·<a·class="enum"·href="../../core/convert/enum.Infallible.html"·title="enum·core::convert::Infallible">Infallible</a>;</code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docbloc~~k"><p>A·type·alias·for·<a·h~~[·...·truncated·by·diffoscope;·len:·10,·SHA:·~~5d82b952069f2~~699~~1fd~~9df~~11e09030c6~~0b3a19360~~b79~~2c~~b4ea9~~6d239~~295c153e~~·...·]/core/convert/enum.Infallible.html"·title="convert::Infallible"><code>Infallible</code></a>.</p>	2	····<main><div·class="width-limiter"><nav·class="sub"><form·class="search-form"><span></span><div·id="sidebar-button"·tabindex="-1"><a·href="../../alloc/all.html"·title="show·sidebar"></a></div><input·class="search-input"·name="search"·aria-label="Run·search·in·the·documentation"·autocomplete="off"·spellcheck="false"·placeholder="Click·or·press·‘S’·to·search,·‘?’·for·more·options…"·type="search"><div·id="help-button"·tabindex="-1"><a·href="../../help.html"·title="help">?</a></div><div·id="settings-menu"·tabindex="-1"><a·href="../../settings.html"·title="settings"><img·width="22"·height="22"·alt="Change·settings"·src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section·id="main-content"·class="content"><div·class="main-heading"><h1>Type·Alias·<a·href="../index.html">alloc</a>::<wbr><a·href="index.html">string</a>::<wbr><a·class="type"·href="#">ParseError</a><button·id="copy-path"·title="Copy·item·path·to·clipboard"><img·src="../../static.files/clipboard-7571035ce49a181d.svg"·width="19"·height="18"·alt="Copy·item·path"></button></h1><span·class="out-of-band"><span·class="since"·title="Stable·since·Rust·version·1.5.0">1.5.0</span>···<a·class="src"·href="../../src/alloc/string.rs.html#2496">source</a>···<button·id="toggle-all-docs"·title="collapse·all·docs">[<span>−</span>]</button></span></div><pre·class="rust·item-decl"><code>pub·type·ParseError·=·<a·class="enum"·href="https://doc.rust-lang.org/1.78.0/core/convert/enum.Infallible.html"·title="enum·core::convert::Infallible">Infallible</a>;</code></pre><details·class="toggle·top-doc"·open><summary·class="hideme"><span>Expand·description</span></summary><div·class="docbloc[·...·truncated·by·diffoscope;·len:·64,·SHA:·f3ec8ee8eab5ec6993e7c9d8f37cd3f2aead180b8135d3228f956153e6f6a4cf·...·]/core/convert/enum.Infallible.html"·title="convert::Infallible"><code>Infallible</code></a>.</p>
3	<p>This·alias·exists·for·backwards·compatibility,·and·may·be·eventually·deprecated.</p>	3	<p>This·alias·exists·for·backwards·compatibility,·and·may·be·eventually·deprecated.</p>
4	</div></details><h2·id="aliased-type"·class="section-header">Aliased·Type<a·href="#aliased-type"·class="anchor">§</a></h2><pre·class="rust·item-decl"><code>enum·ParseError·{}</code></pre><h2·id="variants"·class="variants·section-header">Variants<a·href="#variants"·class="anchor">§</a></h2><div·class="variants"></div><script·src="../../type.impl/core/convert/enum.Infallible.js"·data-self-path="alloc::string::ParseError"·async></script></section></div></main></body></html>	4	</div></details><h2·id="aliased-type"·class="section-header">Aliased·Type<a·href="#aliased-type"·class="anchor">§</a></h2><pre·class="rust·item-decl"><code>enum·ParseError·{}</code></pre><h2·id="variants"·class="variants·section-header">Variants<a·href="#variants"·class="anchor">§</a></h2><div·class="variants"></div><script·src="../../type.impl/core/convert/enum.Infallible.js"·data-self-path="alloc::string::ParseError"·async></script></section></div></main></body></html>


Offset 3, 8 lines modified		Offset 3, 8 lines modified
3	<p>See·the·<a·href="struct.Arc.html"·title="struct·alloc::sync::Arc"><code>Arc<T></code></a>·documentation·for·more·details.</p>	3	<p>See·the·<a·href="struct.Arc.html"·title="struct·alloc::sync::Arc"><code>Arc<T></code></a>·documentation·for·more·details.</p>
4	<p><strong>Note</strong>:·This·module·is·only·available·on·platforms·that·support·atomic	4	<p><strong>Note</strong>:·This·module·is·only·available·on·platforms·that·support·atomic
5	loads·and·stores·of·pointers.·This·may·be·detected·at·compile·time·using	5	loads·and·stores·of·pointers.·This·may·be·detected·at·compile·time·using
6	<code>#[cfg(target_has_atomic·=·"ptr")]</code>.</p>	6	<code>#[cfg(target_has_atomic·=·"ptr")]</code>.</p>
7	</div></details><h2·id="structs"·class="section-header">Structs<a·href="#structs"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="struct"·href="struct.Arc.html"·title="struct·alloc::sync::Arc">Arc</a></div><div·class="desc·docblock-short">A·thread-safe·reference-counting·pointer.·‘Arc’·stands·for·‘Atomically	7	</div></details><h2·id="structs"·class="section-header">Structs<a·href="#structs"·class="anchor">§</a></h2><ul·class="item-table"><li><div·class="item-name"><a·class="struct"·href="struct.Arc.html"·title="struct·alloc::sync::Arc">Arc</a></div><div·class="desc·docblock-short">A·thread-safe·reference-counting·pointer.·‘Arc’·stands·for·‘Atomically
8	Reference·Counted’.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.Weak.html"·title="struct·alloc::sync::Weak">Weak</a></div><div·class="desc·docblock-short"><code>Weak</code>·is·a·version·of·<a·href="struct.Arc.html"·title="struct·alloc::sync::Arc"><code>Arc</code></a>·that·holds·a·non-owning·reference·to·the	8	Reference·Counted’.</div></li><li><div·class="item-name"><a·class="struct"·href="struct.Weak.html"·title="struct·alloc::sync::Weak">Weak</a></div><div·class="desc·docblock-short"><code>Weak</code>·is·a·version·of·<a·href="struct.Arc.html"·title="struct·alloc::sync::Arc"><code>Arc</code></a>·that·holds·a·non-owning·reference·to·the
9	managed·allocation.·The·allocation·is·accessed·by·calling·<a·href="struct.Weak.html#method.upgrade"·title="method·alloc::sync::Weak::upgrade"><code>upgrade</code></a>·on·the·<code>Weak</code>	9	managed·allocation.·The·allocation·is·accessed·by·calling·<a·href="struct.Weak.html#method.upgrade"·title="method·alloc::sync::Weak::upgrade"><code>upgrade</code></a>·on·the·<code>Weak</code>
10	pointer,·which·returns·an·<code><a·href="../../core/option/enum.Option.html"·title="enum·core::option::Option">Option</a><<a·href="struct.Arc.html"·title="struct·alloc::sync::Arc">Arc</a><T>></code>.</div></li></ul></section></div></main></body></html>	10	pointer,·which·returns·an·<code><a·href="https://doc.rust-lang.org/1.78.0/core/option/enum.Option.html"·title="enum·core::option::Option">Option</a><<a·href="struct.Arc.html"·title="struct·alloc::sync::Arc">Arc</a><T>></code>.</div></li></ul></section></div></main></body></html>


Offset 85, 9 lines modified		Offset 85, 9 lines modified
85	block_on(<span·class="kw">async·</span>{	85	block_on(<span·class="kw">async·</span>{
86	····<span·class="macro">println!</span>(<span·class="string">"hello·world"</span>);	86	····<span·class="macro">println!</span>(<span·class="string">"hello·world"</span>);
87	});</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(local_waker)%5D%0A%23!%5Bfeature(noop_waker)%5D%0Afn+main()+%7B%0A++++use+std::task::%7BLocalWake,+ContextBuilder,+LocalWaker,+Waker%7D;%0A++++use+std::future::Future;%0A++++use+std::pin::Pin;%0A++++use+std::rc::Rc;%0A++++use+std::cell::RefCell;%0A++++use+std::collections::VecDeque;%0A++++%0A++++%0A++++thread_local!+%7B%0A++++++++//+A+queue+containing+all+tasks+ready+to+do+progress%0A++++++++static+RUN_QUEUE:+RefCell%3CVecDeque%3CRc%3CTask%3E%3E%3E+=+RefCell::default();%0A++++%7D%0A++++%0A++++type+BoxedFuture+=+Pin%3CBox%3Cdyn+Future%3COutput+=+()%3E%3E%3E;%0A++++%0A++++struct+Task(RefCell%3CBoxedFuture%3E);%0A++++%0A++++impl+LocalWake+for+Task+%7B%0A++++++++fn+wake(self:+Rc%3CSelf%3E)+%7B%0A++++++++++++RUN_QUEUE.with_borrow_mut(%7Cqueue%7C+%7B%0A++++++++++++++++queue.push_back(self)%0A++++++++++++%7D)%0A++++++++%7D%0A++++%7D%0A++++%0A++++fn+spawn%3CF%3E(future:+F)%0A++++where%0A++++++++F:+Future%3COutput=()%3E+%2B+'static+%2B+Send+%2B+Sync%0A++++%7B%0A++++++++let+task+=+RefCell::new(Box::pin(future));%0A++++++++RUN_QUEUE.with_borrow_mut(%7Cqueue%7C+%7B%0A++++++++++++queue.push_back(Rc::new(Task(task)));%0A++++++++%7D);%0A++++%7D%0A++++%0A++++fn+block_on%3CF%3E(future:+F)%0A++++where%0A++++++++F:+Future%3COutput=()%3E+%2B+'static+%2B+Sync+%2B+Send%0A++++%7B%0A++++++++spawn(future);%0A++++++++loop+%7B%0A++++++++++++let+Some(task)+=+RUN_QUEUE.with_borrow_mut(%7Cqueue%7C+queue.pop_front())+else+%7B%0A++++++++++++++++//+we+exit,+since+there+are+no+more+tasks+remaining+on+the+queue%0A++++++++++++++++return;%0A++++++++++++%7D;%0A++++%0A++++++++++++//+cast+the+Rc%3CTask%3E+into+a+%60LocalWaker%60%0A++++++++++++let+local_waker:+LocalWaker+=+task.clone().into();%0A++++++++++++//+Build+the+context+using+%60ContextBuilder%60%0A++++++++++++let+mut+cx+=+ContextBuilder::from_waker(Waker::noop())%0A++++++++++++++++.local_waker(%26local_waker)%0A++++++++++++++++.build();%0A++++%0A++++++++++++//+Poll+the+task%0A++++++++++++let+_+=+task.0%0A++++++++++++++++.borrow_mut()%0A++++++++++++++++.as_mut()%0A++++++++++++++++.poll(%26mut+cx);%0A++++++++%7D%0A++++%7D%0A++++%0A++++block_on(async+%7B%0A++++++++println!(%22hello+world%22);%0A++++%7D);%0A%7D&version=nightly&edition=2021">Run</a></div>	87	});</code></pre><a·class="test-arrow"·target="_blank"·href="https://play.rust-lang.org/?code=%23!%5Ballow(unused)%5D%0A%23!%5Bfeature(local_waker)%5D%0A%23!%5Bfeature(noop_waker)%5D%0Afn+main()+%7B%0A++++use+std::task::%7BLocalWake,+ContextBuilder,+LocalWaker,+Waker%7D;%0A++++use+std::future::Future;%0A++++use+std::pin::Pin;%0A++++use+std::rc::Rc;%0A++++use+std::cell::RefCell;%0A++++use+std::collections::VecDeque;%0A++++%0A++++%0A++++thread_local!+%7B%0A++++++++//+A+queue+containing+all+tasks+ready+to+do+progress%0A++++++++static+RUN_QUEUE:+RefCell%3CVecDeque%3CRc%3CTask%3E%3E%3E+=+RefCell::default();%0A++++%7D%0A++++%0A++++type+BoxedFuture+=+Pin%3CBox%3Cdyn+Future%3COutput+=+()%3E%3E%3E;%0A++++%0A++++struct+Task(RefCell%3CBoxedFuture%3E);%0A++++%0A++++impl+LocalWake+for+Task+%7B%0A++++++++fn+wake(self:+Rc%3CSelf%3E)+%7B%0A++++++++++++RUN_QUEUE.with_borrow_mut(%7Cqueue%7C+%7B%0A++++++++++++++++queue.push_back(self)%0A++++++++++++%7D)%0A++++++++%7D%0A++++%7D%0A++++%0A++++fn+spawn%3CF%3E(future:+F)%0A++++where%0A++++++++F:+Future%3COutput=()%3E+%2B+'static+%2B+Send+%2B+Sync%0A++++%7B%0A++++++++let+task+=+RefCell::new(Box::pin(future));%0A++++++++RUN_QUEUE.with_borrow_mut(%7Cqueue%7C+%7B%0A++++++++++++queue.push_back(Rc::new(Task(task)));%0A++++++++%7D);%0A++++%7D%0A++++%0A++++fn+block_on%3CF%3E(future:+F)%0A++++where%0A++++++++F:+Future%3COutput=()%3E+%2B+'static+%2B+Sync+%2B+Send%0A++++%7B%0A++++++++spawn(future);%0A++++++++loop+%7B%0A++++++++++++let+Some(task)+=+RUN_QUEUE.with_borrow_mut(%7Cqueue%7C+queue.pop_front())+else+%7B%0A++++++++++++++++//+we+exit,+since+there+are+no+more+tasks+remaining+on+the+queue%0A++++++++++++++++return;%0A++++++++++++%7D;%0A++++%0A++++++++++++//+cast+the+Rc%3CTask%3E+into+a+%60LocalWaker%60%0A++++++++++++let+local_waker:+LocalWaker+=+task.clone().into();%0A++++++++++++//+Build+the+context+using+%60ContextBuilder%60%0A++++++++++++let+mut+cx+=+ContextBuilder::from_waker(Waker::noop())%0A++++++++++++++++.local_waker(%26local_waker)%0A++++++++++++++++.build();%0A++++%0A++++++++++++//+Poll+the+task%0A++++++++++++let+_+=+task.0%0A++++++++++++++++.borrow_mut()%0A++++++++++++++++.as_mut()%0A++++++++++++++++.poll(%26mut+cx);%0A++++++++%7D%0A++++%7D%0A++++%0A++++block_on(async+%7B%0A++++++++println!(%22hello+world%22);%0A++++%7D);%0A%7D&version=nightly&edition=2021">Run</a></div>
88	</div></details><h2·id="required-methods"·class="section-header">Required·Methods<a·href="#required-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="tymethod.wake"·class="method"><a·class="src·rightside"·href="../../src/alloc/task.rs.html#271">source</a><h4·class="code-header">fn·<a·href="#tymethod.wake"·class="fn">wake</a>(self:·<a·class="struct"·href="../rc/struct.Rc.html"·title="struct·alloc::rc::Rc">Rc</a><Self>)</h4></section><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>local_waker</code> <a·href="https://github.com/rust-lang/rust/issues/118959">#118959</a>)</span></div></span></summary><div·class="docblock"><p>Wake·this·task.</p>	88	</div></details><h2·id="required-methods"·class="section-header">Required·Methods<a·href="#required-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="tymethod.wake"·class="method"><a·class="src·rightside"·href="../../src/alloc/task.rs.html#271">source</a><h4·class="code-header">fn·<a·href="#tymethod.wake"·class="fn">wake</a>(self:·<a·class="struct"·href="../rc/struct.Rc.html"·title="struct·alloc::rc::Rc">Rc</a><Self>)</h4></section><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>local_waker</code> <a·href="https://github.com/rust-lang/rust/issues/118959">#118959</a>)</span></div></span></summary><div·class="docblock"><p>Wake·this·task.</p>
89	</div></details></div><h2·id="provided-methods"·class="section-header">Provided·Methods<a·href="#provided-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="method.wake_by_ref"·class="method"><a·class="src·rightside"·href="../../src/alloc/task.rs.html#281-283">source</a><h4·class="code-header">fn·<a·href="#method.wake_by_ref"·class="fn">wake_by_ref</a>(self:·&<a·class="struct"·href="../rc/struct.Rc.html"·title="struct·alloc::rc::Rc">Rc</a><Self>)</h4></section><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>local_waker</code> <a·href="https://github.com/rust-lang/rust/issues/118959">#118959</a>)</span></div></span></summary><div·class="docblock"><p>Wake·this·task·without·consuming·the·local·waker.</p>	89	</div></details></div><h2·id="provided-methods"·class="section-header">Provided·Methods<a·href="#provided-methods"·class="anchor">§</a></h2><div·class="methods"><details·class="toggle·method-toggle"·open><summary><section·id="method.wake_by_ref"·class="method"><a·class="src·rightside"·href="../../src/alloc/task.rs.html#281-283">source</a><h4·class="code-header">fn·<a·href="#method.wake_by_ref"·class="fn">wake_by_ref</a>(self:·&<a·class="struct"·href="../rc/struct.Rc.html"·title="struct·alloc::rc::Rc">Rc</a><Self>)</h4></section><span·class="item-info"><div·class="stab·unstable"><span·class="emoji">🔬</span><span>This·is·a·nightly-only·experimental·API.·(<code>local_waker</code> <a·href="https://github.com/rust-lang/rust/issues/118959">#118959</a>)</span></div></span></summary><div·class="docblock"><p>Wake·this·task·without·consuming·the·local·waker.</p>
90	<p>If·an·executor·supports·a·cheaper·way·to·wake·without·consuming·the	90	<p>If·an·executor·supports·a·cheaper·way·to·wake·without·consuming·the
91	waker,·it·should·override·this·method.·By·default,·it·clones·the	91	waker,·it·should·override·this·method.·By·default,·it·clones·the
92	<a·href="../rc/struct.Rc.html"·title="struct·alloc::rc::Rc"><code>Rc</code></a>·and·calls·<a·href="../../core/task/wake/struct.LocalWaker.html#method.wake"·title="method·core::task::wake::LocalWaker::wake"><code>wake</code></a>·on·the·clone.</p>	92	<a·href="../rc/struct.Rc.html"·title="struct·alloc::rc::Rc"><code>Rc</code></a>·and·calls·<a·href="https://doc.rust-lang.org/1.78.0/core/task/wake/struct.LocalWaker.html#method.wake"·title="method·core::task::wake::LocalWaker::wake"><code>wake</code></a>·on·the·clone.</p>
93	</div></details></div><h2·id="object-safety"·class="section-header">Object·Safety<a·href="#object-safety"·class="anchor">§</a></h2><div·class="object-safety-info">This·trait·is·<b>not</b>·<a·href="https://doc.rust-lang.org/1.78.0/reference/items/traits.html#object-safety">object·safe</a>.</div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"></div><script·src="../../trait.impl/alloc/task/trait.LocalWake.js"·async></script></section></div></main></body></html>	93	</div></details></div><h2·id="object-safety"·class="section-header">Object·Safety<a·href="#object-safety"·class="anchor">§</a></h2><div·class="object-safety-info">This·trait·is·<b>not</b>·<a·href="https://doc.rust-lang.org/1.78.0/reference/items/traits.html#object-safety">object·safe</a>.</div><h2·id="implementors"·class="section-header">Implementors<a·href="#implementors"·class="anchor">§</a></h2><div·id="implementors-list"></div><script·src="../../trait.impl/alloc/task/trait.LocalWake.js"·async></script></section></div></main></body></html>