yes, but i couldn't figure out, as I am really new to it. Sorry for bugging but I need it urgently....

Parameters like, when calling the package date is been supplied, we need to check it....

Hi, I would like to know, how to validate the parameter, as if the date is passed as parameter, we need to check if its not less than today's date, if its less than today's date, we need to stop package running. Need answer, as I am new to it urge...