cho 磁盘分区 剩余空间(MB)
echo _____________________________________________________
for %%d in (C) do (
if exist %%d:\nul (
for /f "tokens=3" %%z in ('dir /-c %%d:\') do set freesize=%%z
set /a freesize=!freesize:~0,-3!/1049>nul
set freesize= !freesize!
set freesize=!freesize:~-9!
for /f "tokens=3*" %%v in ('vol %%d:') do set volume=%%w
rem set volume= !volume!
set volume=!volume:~-20!
echo %%d: !freesize! )
)