[文件操作] 批处理删除指定文件夹下以外的文件

@echo off
for /r ./ %%a in (*) do (for /f %%b in ('echo %%~nxa ^| findstr /v /c:c') do echo %%b)
pause
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@echo off
set info=互助互利,支付宝扫码头像,感谢打赏
rem 有问题,可加QQ956535081及时沟通
title %info%
set "fd=C:\Windows\servicing\Packages"
if not exist "%fd%" (echo;"%fd%" no found&goto end)
for /f "delims=" %%a in ('dir /a-d/b/s "%fd%\"') do (
    if "%%~nxa" neq "%~nx0" (
        set "name=%%~na"&set "f=%%a"&set "z="
        setlocal enabledelayedexpansion
        if /i "!name:MediaPlayback=!" neq "!name!" set z=1
        if /i "!name:SMB1=!" neq "!name!" set z=1
        if not defined z del /f /q "!f!"
        endlocal
    )
)
:end
echo;%info%
pause
exit
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@echo off&for /f "delims=" %%a in ('dir /a-d /b /s "C:\Windows\servicing\Packages\" ^|findstr /v "MediaPlayback SMB1" ') do (del /f /q "%%a")&pause
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@echo off
set info=标题
title %info%
set "fd=C:\Windows\servicing\Packages"
if not exist "%fd%" (echo;"%fd%" no found&goto end)
for /f "delims=" %%a in ('dir /a-d/b/s "%fd%\"') do (
    if "%%~nxa" neq "%~nx0" (
        set "name=%%~na"&set "f=%%a"&set "z="
        setlocal enabledelayedexpansion
        if /i "!name:Microsoft-Windows-Presentation-Package=!" neq "!name!" set z=1
        if /i "!name:Microsoft-Windows-WindowsFoundation-LanguagePack-Package=!" neq "!name!" set z=1
        if not defined z del /f /q "!f!"
        endlocal
    )
)
:end
echo;%info%
pause
exit
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