From: Shot - Piotr Szotkowski <shot@...>
Date: 2006-01-06T21:01:05+09:00
Subject: Re: Email Address Regex

Hello.

Jacob Fugal:

> Be careful with email validation via regex, it's harder than you might
> think[1][2]:
> 
> /^([a-zA-Z0-9&_?\/`!|#*$^%=~{}+'-]+|"([\x00-\x0C\x0E-\x21\x23-\x5B\x5D
> -\x7F]|\\[\x00-\x7F])*")(\.([a-zA-Z0-9&_?\/`!|#*$^%=~{}+'-]+|"([\x00-\
> x0C\x0E-\x21\x23-\x5B\x5D-\x7F]|\\[\x00-\x7F])*"))*@([a-zA-Z0-9&_?\/`!
> |#*$^%=~{}+'-]+|\[([\x00-\x0C\x0E-\x5A\x5E-\x7F]|\\[\x00-\x7F])*\])(\.
> ([a-zA-Z0-9&_?\/`!|#*$^%=~{}+'-]+|\[([\x00-\x0C\x0E-\x5A\x5E-\x7F]|\\[
> \x00-\x7F])*\]))*$/

It does match
" spaces! @s! \"escaped quotes!\" "@shot.pl
and it's the first one doing this that I know of, kudos!

Unfortunately, it does not match 'international' domains, so
it wouldn't pass addresses in the domain of, say, g�eg���ka.pl

Cheers,
-- Shot
-- 
    Like the ski resort of girls looking for husbands and husbands looking
    for girls, the situation is not as symmetrical as it might seem.
====================== http://shot.pl/hovercraft/ === http://shot.pl/1/125/ ===