Remove leading zeros in batch file

Question

In my application, I get a number having leading zeros. I am trying to trim the leading zeros and get the actual number. I tried using /a switch which considers

Answer 1

The exit command is pretty good at clearing leading zeros:

>set n=0000890

>cmd /c exit /b %n%

>echo %errorlevel%
890

With this you can use number up to 32 bit integer limit and the piece of code is really small, despite additional call of cmd.exe could harm the performance.