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From: Xavier Maillard <zedek@gnu.org>
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Subject: Re: How do I check if the format of an email address is valid?
Date: Sun, 02 Apr 2006 14:20:02 +0200
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   From: Mathias Dahl <brakjoller@gmail.com>

   Lennart Borgman <lennart.borgman.073@student.lu.se> writes:

   > How do I do this in Elisp?

   In the book Mastering Regular Expressions, there is a regexp covering
   a full page (or was it more?) just for matching an e-mail
   address. Good luck! ... :)

Yeah, this is the longest regexp I have ever seen. Awesome !

Once again, good luck :)

Xavier