배치 스크립트 date time 다루기

set YEAR=%date:~2,2%
set MONTH=%date:~5,2%
set DAY=%date:~8,2%

set HH=%time:~0,2%
IF "%HH:~0,1%" == " " SET HH=0%HH:~1,1%
set MM=%time:~3,2%
set SS=%time:~6,2%

set DATE_TIME_MIN=%YEAR%-%MONTH%-%DAY% %HH%:%MM%

echo %date%
echo %time%
echo %DATE_TIME_MIN%