[文件操作] 批处理如何删除指定日期以前以日期命名的文件夹?

@echo on
if exist "%USERPROFILE%\桌面\" (
    set "folder=%USERPROFILE%\桌面"
) else if exist "%USERPROFILE%\desktop\" (
    set "folder=%USERPROFILE%\desktop"
) else (
    echo 找不到桌面
    pause
    goto :eof
)
for /f "delims=" %%i in ('dir /b "%folder%\" ^| findstr ".xls & .doc"') do (
    md "D:\%Date:~0,4%-%Date:~5,2%-%Date:~8,2%"
    copy "%folder%\%%~nxi" "D:\%Date:~0,4%-%Date:~5,2%-%Date:~8,2%\"
)
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