On Friday 07 February 2003 01:35, [EMAIL PROTECTED] wrote: > Thanks for clearing that up.
Hmm, it seems like you still haven't grasped it yet :) > So input of type text does a set, which makes > isset() true, Correct. > but isset() does not return true if $var is merely empty. Incorrect. Basically empty($var) returns TRUE if $var evaluates to FALSE, and in this context if $var is undefined it evaluates to FALSE. isset($var) returns TRUE if $var has been defined & is a non-NULL value, and returns FALSE if $var is undefined or is set to NULL. -- Jason Wong -> Gremlins Associates -> www.gremlins.biz Open Source Software Systems Integrators * Web Design & Hosting * Internet & Intranet Applications Development * ------------------------------------------ Search the list archives before you post http://marc.theaimsgroup.com/?l=php-general ------------------------------------------ /* Conquering Russia should be done steppe by steppe. */ -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
