> 1. What is the overhead on preg_replace? Minimal. If you're looking for all the speed you can get, you'd probably be better off with an str* function though if you can find one. You'd have to be seriously after speed gains though. > 2. Is there a better way to strip spaces and non alpha numerical > characters from text strings? I suspect not... Have a look through the string functions. the ctype_* functions too. See if one fits your needs. -- Richard Heyes HTML5 Canvas graphing for Firefox, Chrome, Opera and Safari: http://www.rgraph.net (Updated March 14th) -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php