Batch command date and time in file name

Question

I am compressing files using WinZip on the command line. Since we archive on a daily basis, I am trying to add date and time to these files so that a new one is auto generat

Answer 1

From the answer above, I have made a ready-to-use function.

Validated with french local settings.

:::::::: PROGRAM ::::::::::

call:genname "my file 1.txt"
echo "%newname%"
call:genname "my file 2.doc"
echo "%newname%"

echo.&pause&goto:eof
:::::::: FUNCTIONS :::::::::

:genname
    set d1=%date:~-4,4%
    set d2=%date:~-10,2%
    set d3=%date:~-7,2%
    set t1=%time:~0,2%
    ::if "%t1:~0,1%" equ " " set t1=0%t1:~1,1%
    set t1=%t1: =0%
    set t2=%time:~3,2%
    set t3=%time:~6,2%
    set filename=%~1
    set newname=%d1%%d2%%d3%_%t1%%t2%%t3%-%filename%
goto:eof