:: 为了兼顾排版的显示，只取后20位)。
cls
color 2e
title 文件备份器-各分区剩余空间情况
setlocal EnableDelayedExpansion
echo.
echo.
echo ╔══════════════════════════════╗
echo ║ 磁盘分区 磁盘卷标名 剩余空间(MB) ║
echo ║ _____________________________________________________ ║
for %%d in (C D E F G H I J K L M N O P Q R S T U V W X Y Z) do (
if exist %%d:nul (
for /f "tokens=3" %%z in ('dir /-c %%d:') do set freesize=%%z
if not "!freesize!"=="0" (
set /a freesize=!freesize:~0,-3!/1049>nul
set freesize= !freesize!
set freesize=!freesize:~-7!
for /f "tokens=3*" %%v in ('vol %%d:') do set volume=%%w
set volume= !volume!
set volume=!volume:~-20!
echo ║ %%d: !volume! !freesize! ║
)
)
)
echo ╚══════════════════════════════╝
echo.
echo.
echo.
echo.
echo 按任意键返回上一步...
pause>nul
goto input_destination
rem ========创建备份任务脚本程序，要考虑到生成多个批处理文件的情况=============
