On Wed, 2009-03-18 at 22:55 +0800, Virgilio Quilario wrote: > > 1. What is the overhead on preg_replace? > > it really depends on your operation. when you think it can be done > using str* functions then go for it as they are much faster than preg* > functions. > > > 2. Is there a better way to strip spaces and non alpha numerical > > characters from text strings? I suspect not... maybe the Shadow does ??? > > if those characters are in the middle, preg_replace is the right function.
Unless you know how many, it's probably the right function even if they're at the front or end. preg_replace() is almost certainly faster (in this particular case) than making two function calls. 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