RegExLib.com - The first Regular Expression Library on the Web!

Please support RegExLib Sponsors

Sponsors

Regular Expression Details

Title Test Find Username
Expression
^[A-Za-z0-9. ]+(?:[_&%$*#@!-][A-Za-z0-9. ]+)*$
Description
Rules: Username can consist of lowercase and capitals Username can consist of alphanumeric characters Username can consist of underscore and hyphens and spaces Cannot be two underscores or any other specified special characters, two hypens or two spaces in a row Cannot have a underscore, hypen or space at the start or end
Matches
My Name is $Test$ and your name is #testuser# and his name is %testeds% they are *s on this planet.
Non-Matches
My Name is $Test$ and your name is #testuser# and his name is %testeds% they are *s on this planet.$
Author Rating: Not yet rated. K A P Swamy
Source http://regexlib.com
Your Rating
Bad Good

Enter New Comment

Title

Name

Comment

Spammers suck - we apologize. Please enter the text shown below to enable your comment (not case sensitive - try as many times as you need to if the first ones are too hard):

Existing User Comments

Copyright © 2001-2025, RegexAdvice.com | ASP.NET Tutorials