Re: Anyone good at regular expressions???

In article <Pine.LNX.4.10.10008231509490.10129-100000@anywhere.atican.com>, me@hansanderson.com ("Hans H. Anderson") wrote: or using the POSIX expressions: if (eregi("[^[:alnum:][:space:]]+",trim($string))) { ok else not ok Jeff Warrington > Steve, > > I think the easiest thing to do would be use trim() in conjunction with > ereg_replace(): > > $new = ereg_replace("[^A-Za-z0-9 ]","",trim($old)); > > Hans > > On Wed, 23 Aug 2000, ssonne wrote: > >> I've been stumped for a few days at how to write one expression to do >> the following...any help is appreciated. I have a name and password >> form and I want to check that.... only letters a-z and A-Z and numbers >> 0-9 are allowed, and i'd like to allow the space character, but NOT at >> the beginning or end of the string >> >> I've managed to get it to work, but not in one expression...had to use >> a few, lol >> >> TIA >> -Steve Sonne >> >> >> -- >> PHP General Mailing List (http://www.php.net/) To unsubscribe, e-mail: >> php-general-unsubscribe@lists.php.net For additional commands, e-mail: >> php-general-help@lists.php.net To contact the list administrators, >> e-mail: php-list-admin@lists.php.net >> >> >> > > Hans Anderson ~ me@hansanderson.com PO Box 426, Missoula, MT 59806 | > PHP, Search Engines, SQL > (800)397-9116 / (406)549-6524 | Databases, Flash Multimedia, > http://www.hansanderson.com | Killer Audio Production, > http://www.goofiness.com | Minty Fresh Breath. > >