[文件操作] [已解决]如何创建一个备份和还原文件名的批处理？

@echo off
set /a n=10*1024*1204
(for /r %%i in (*) do (
	if "%%i" neq "%~f0" (
		if %%~zi gtr %n% (
			echo %%~zi^|%%~nxi
		) else (
			for /f "delims=" %%a in ('certutil -hashfile "%%i" MD5 ^| find /v ":"') do echo %%a^|%%~nxi
		)
	)
))>back.txt
pause
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@echo off
set /a n=10*1024*1204
for /r %%i in (*) do (
	if "%%i" neq "%~f0" if "%%i" neq "%~dp0back.txt" (ren "%%i" "%%~nxi.$")
)
for /r %%i in (*.$) do (
	if %%~zi gtr %n% (
		for /f "tokens=1* delims=|" %%f in ('find "%%~zi|" ^<back.txt') do ren "%%i" "%%g"
	) else (
		for /f "delims=" %%a in ('certutil -hashfile "%%i" MD5 ^| find /v ":"') do (
			for /f "tokens=1* delims=|" %%f in ('find "%%a|" ^<back.txt') do ren "%%i" "%%g"
		)
	)
)
pause
复制代码

@echo off
rem cmd 窗口执行 bh.bat back
rem cmd 窗口执行 bh.bat huifi
set /a n=10*1024*1204
echo %~1
goto :%~1
exit /b
:back
(for /r %%i in (*) do (
	if /i not "%%~xi" equ ".bat" (
		if %%~zi gtr %n% (
			echo %%~zi^|%%~nxi
		) else (
			for /f "delims=" %%a in ('certutil -hashfile "%%i" MD5 ^| find /v ":"') do echo %%a^|%%~nxi
		)
	)
))>"%temp%\back.txt"
echo done
"%temp%\back.txt"
exit /b

:huifu
if not exist "%temp%\back.txt" (
	exit /b
)
for /r %%i in (*) do (
	if /i not "%%~xi" equ ".bat" (
		ren "%%i" "%%~nxi.$"
	)
)
for /r %%i in (*.$) do (
	if %%~zi gtr %n% (
		for /f "tokens=1* delims=|" %%f in ('find "%%~zi|" ^<"%temp%\back.txt"') do ren "%%i" "%%g"
	) else (
		for /f "delims=" %%a in ('certutil -hashfile "%%i" MD5 ^| find /v ":"') do (
			for /f "tokens=1* delims=|" %%f in ('find "%%a|" ^<"%temp%\back.txt"') do ren "%%i" "%%g"
		)
	)
)
echo done
exit /b
复制代码