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Regular Expression Details

Title Test Find Pattern Title
Validates 1 or more email addresses. Email addresses can be delimited with either comma or semicolon. White space is allowed after delimiter, but not necessary. I needed this to allow my users to specify multiple email addresses if they choose to do so.
Author Rating: The rating for this expression. Lewis Moten
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Title: Thanks!
Name: DennisF6
Date: 12/9/2010 5:30:49 PM
Almost exactly what I needed. I just needed to add an apostrophe character in the [-+.] area (becomes [-+.'] )to cover addresses like brian.o'[email protected].

Title: Thanks!
Name: DennisF6
Date: 12/9/2010 5:30:32 PM
Almost exactly what I needed. I just needed to add an apostrophe character in the [-+.] area (becomes [-+.'] )to cover addresses like brian.o'[email protected].

Title: Optimization of regex
Name: Elvis Furtado
Date: 5/17/2010 3:07:34 AM
Hi Lewis, I was going through your regex and I felt as if the second section wherein you have repeated the entire email regex along with space checks, could be done without it. I have added a similar regex on Can you have a look and let me know if it is better optimized? and if not then how I can improve it? Thanking in anticipation, Elvis

Title: Matches Invalid Email address
Name: Some developer
Date: 8/26/2005 11:24:13 AM
It's a nice reg ex but it matches this as a valid email address: "b [email protected]"

Title: Fails to match valid email address
Name: The Fred and Barney Comedy Team <fred&[email protected]>
Date: 1/26/2005 3:12:31 AM
Fails to match the valid email address fred&[email protected]

Title: Trailing ; in ASP.NET
Name: Bruno
Date: 11/10/2004 6:34:40 PM
I am using it in validation control (ASP>NET), but it seems that the validator doesn't like the trailing ; character at the end of the list... Tks.

Title: Oops
Name: John Wells
Date: 9/16/2004 11:18:42 AM
Does not match e-mails with -'s such as [email protected] Such a convention is a legal email addy

Title: Fails
Name: Chris Hester
Date: 8/3/2004 11:05:23 AM
The address "[email protected]" is matched. I think that is wrong.

Title: Match fails - Correction
Name: Josef
Date: 7/16/2004 3:36:06 PM
Ops, sorry, I mean [email protected] matches, but it's an invalid address

Title: Match fails
Name: Josef
Date: 7/16/2004 3:35:00 PM
Doesn't work with: [email protected]

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