:: 用法:把你放歌曲文件夹的根目录移到本窗口
mode con lines=20 cols=60
@echo off
echo.
echo ____________________________________
echo. 
echo 请把你要处理的文件夹拖进本窗口
echo ____________________________________
set /p mulu=:
for /d %%a in (%mulu%) do (dir %%a>>1.txt)
for /f "skip=7 tokens=1,2,3*" %%a in (1.txt) do ( 
dir %mulu%\%%d>2.txt
for /f "skip=7 tokens=1,2,3*" %%a in (2.txt) do echo %%d>>3.txt
)
)
del 1.txt 2.txt
findstr /r /v "^字节 ^可用字节" 3.txt>>4.txt
del 3.txt
echo 谢谢你的使用
pause
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