learning to write Regular Expresions

[Guest]

Where can I learn to write Regular Expresions

e.g. I need to validate the time format HH:mm a.m. it look simple.
I want to use a regularExpression validator but It seem complicated to write
a Reg Exp

Any documentation expliying the simbols, or sug?

thks.

 

[Guest]

A couple of good resources I have found

http://www.regexlib.com/CheatSheet.htm
http://www.wellho.net/regex/dotnet.html


I think I like the second best.. But the first is exellent for VB

Rob