set /a TODAY=%date:~0,4%%date:~5,2%%date:~8,2%
set _TIME=%time:~0,8%
set CURRENTTIME=%_time::=%
set CURRENTTIME=%CURRENTTIME: =0%
set MYDIR=%TODAY%_%CURRENTTIME%
echo %MYDIR%
mkdir %MYDIR%

--转自

该贴由koei123转至本版2015-6-1 15:09:23