set /p folder=
for /f "delims=" %%a in ('dir /b/a-d/oN %folder%\*.mp4 %folder%\*.mp3') do (
echo %%~na>> "%folder%"\%date:~5,2%-%date:~8,2%.txt
echo %%~xa>> "%folder%"\%date:~5,2%-%date:~8,2%.txt
for /f "tokens=1-2 delims=-" %%i in ("%%~na") do (echo %%j>> "%folder%"\纯歌名%date:~5,2%-%date:~8,2%.txt
)
ping -n 3 127.0.0.1 1>nul 2>nul

cls
@echo    已成功将 "%folder%" 音视频收集，文本位于该目录下的 "%date:~5,2%-%date:~8,2%.txt" 文档内
goto :sss
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set /p folder=
for /f "delims=" %%a in ('dir /b/a-d/oN %folder%\*.mp4 %folder%\*.mp3') do (
echo %%~na>> "%folder%"\%date:~5,2%-%date:~8,2%.txt
echo %%~xa>> "%folder%"\%date:~5,2%-%date:~8,2%.txt
if %%~xa=mp3 (for /f "tokens=1-2 delims=-" %%i in ("%%~na") do (echo %%j>> "%folder%"\纯歌名%date:~5,2%-%date:~8,2%.txt)
)
ping -n 3 127.0.0.1 1>nul 2>nul

cls
@echo    已成功将 "%folder%" 音视频收集，文本位于该目录下的 "%date:~5,2%-%date:~8,2%.txt" 文档内
goto :sss
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if "%%~xa"==".mp3"...
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set /p folder=
for /f "delims=" %%a in ('dir /b/a-d/oN "%folder%\*.mp4" "%folder%\*.mp3"') do...
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for /f "delims=" %%a in ('dir /b/a-d/oN "%folder%"\"*.mp4%folder%"\*.mp3')
或者
for /f "delims=" %%a in ('dir /b/a-d/oN "%folder%\*.mp4"  "%folder%\*.mp3"')
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set /p "folder="
if not exist "%folder%" (
    echo 找不到文件夹 "%folder%"
    pause
    goto :eof
)
for /f "delims=" %%a in ('dir /b /a-d /oN "%folder%\*.mp4" "%folder%\*.mp3"') do (
    >> "%folder%\%date:~5,2%-%date:~8,2%.txt" echo,%%~na
    >> "%folder%\%date:~5,2%-%date:~8,2%.txt" echo,%%~xa
    if /i "%%~xa" equ ".mp3" (
        for /f "tokens=1-2 delims=-" %%i in ("%%~na") do (
            >> "%folder%\纯歌名%date:~5,2%-%date:~8,2%.txt" echo,%%j
        )
    )
)
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