[文件操作] 批处理命令，改文件名字

@echo off&setlocal enabledelayedexpansion
for /f "delims=" %%i in ('dir /a-d/b *.bmp,*.jpg,*.gif,*.png') do set m=%%~ni&ren "%%i" "!date:~0,4!-!date:~5,2!-!date:~8,2!-!m:~-1!%%~xi"
echo 批量重命名完成！ 
pause
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@echo off&setlocal enabledelayedexpansion&set n=0
for /f "delims=" %%i in ('dir /a-d/b *.bmp,*.jpg,*.gif,*.png') do set /a n+=1&ren "%%i" "!date:~0,4!-!date:~5,2!-!date:~8,2!-!n!%%~xi"
echo 批量重命名完成！ 
pause
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@echo off

set "day=%date:/=-%"
set "day=%day:~,10%"

for /r %%a in (*.png) do (
        set "name=%%~na"
        setlocal enableDelayedExpansion
        set name=!name:*-=!
        echo;ren "%%a" "%day%-!name!%%~xa"
        endlocal
)
pause
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@echo off
for /f "delims=" %%i in ('powershell -c "Get-Date -UFormat '%%Y-%%m-%%d'"') do (
    set "SysTS=%%i"
)
for /f "tokens=1-2 delims=-" %%i in ('dir /b /a-d "untitled-*.png"') do (
    ren "%%i-%%j" "%SysTS%-%%j"
)
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