@echo off  
echo 批處理初始工作目錄為%cd%,開始切換...  
for /f "tokens=3 delims==" %%i in ('Wmic Path Win32_LogicalDiskToPartition^|find /i "Disk #0"') do call :check %%i  
echo.  
cd /d %B%  
echo 工作目錄已切換至%cd%,任意鍵退出...  
pause>nul  
exit  
 
:check  
if not defined A set A=%~1  
set B=%~1