// Create a job and paste the below code ..
static void RB_validateEmail(Args _args)
{
Str email;
Str MatchEmailPattern =@"\b[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}\b";
System.Text.RegularExpressions.Match myMatch;
;
email = "rameshAX2012@gmail.com";
myMatch = System.Text.RegularExpressions.Regex::Match(email, MatchEmailPattern);
if (myMatch.get_Success())
info(strFmt("%1 is an valid email id ", email));
else
info(strFmt("%1 is not an valid email id ", email));
}