On Thu, Jan 22, 2009 at 15:12, Daniel Brown <danbrown@xxxxxxx> wrote: > > Unfortunately, neither solution would work. isset() will return > FALSE even for an instantiated and explicitly-defined NULL variable. Forgot to mention that, in addition, is_null() will return TRUE for both explicitly-set NULL variables and undefined variables alike. -- </Daniel P. Brown> daniel.brown@xxxxxxxxxxxx || danbrown@xxxxxxx http://www.parasane.net/ || http://www.pilotpig.net/ Unadvertised dedicated server deals, too low to print - email me to find out! -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php