Jason wrote: > Simple functions to check & fix if necessary invalid formating of a MAC > address... I seem to be having problems with the global variable $mac > not being returned from the fix_mac() function. Any help is appreciated. > function fix_mac( $mac ) { > global $mac; It's really weird to both pass in $mac as an argument and to declare it global... Do one or the other, but not both. Can't help you with the mess of Regex you've got though... -- Like Music? http://l-i-e.com/artists.htm -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php