On Sat, 2008-12-20 at 16:22 +0100, Alain Roger wrote: > Hi, > > i'm reading a book about PHP and i was wondering why regular expressions are > so often used to check format of variables or emails while the function > filter exists since version 5.2. > What are the plus of regular expression while checking variable format ? > thx.
Because then your app would lose all compatibility with versions below 5.2. Cheers, Rob. -- http://www.interjinn.com Application and Templating Framework for PHP -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
