Newsgroups: php.internals Path: news.php.net Xref: news.php.net php.internals:3958 Return-Path: Mailing-List: contact internals-help@lists.php.net; run by ezmlm Delivered-To: mailing list internals@lists.php.net Received: (qmail 46948 invoked from network); 14 Aug 2003 19:41:55 -0000 Received: from unknown (HELO jdi.jdimedia.nl) (212.204.192.51) by pb1.pair.com with SMTP; 14 Aug 2003 19:41:55 -0000 Received: from jdi.jdimedia.nl (jdi.jdimedia.nl [212.204.192.51]) by jdi.jdimedia.nl (8.12.4/8.12.4) with ESMTP id h7EJfoZM031397; Thu, 14 Aug 2003 21:41:51 +0200 Date: Thu, 14 Aug 2003 21:41:50 +0200 (CEST) X-X-Sender: derick@jdi.jdimedia.nl To: walt boring cc: PHP Developers Mailing List In-Reply-To: <3F3BE47A.9060303@3gstech.com> Message-ID: References: <1060813541.901.336.camel@ali> <1060886610.50229.9.camel@localhost> <3F3BDEEE.4000106@3gstech.com> <200308141530.20653.ilia@prohost.org> <3F3BE47A.9060303@3gstech.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Subject: Re: [PHP-DEV] Re: variable_exists() patch From: derick@php.net (Derick Rethans) On Thu, 14 Aug 2003, walt boring wrote: > Then please explain the logic of why > $var = null > > isset($var) returns false. > > In your words "it will see if a variable is set (has a value)". > > $var IS set and DOES have a value, it just happens to be a value of null. I've done a fair deal of PHP programming and I never had the need to do this... What use do you have for a variable with the value NULL? Derick -- "Interpreting what the GPL actually means is a job best left to those that read the future by examining animal entrails." ------------------------------------------------------------------------- Derick Rethans http://derickrethans.nl/ International PHP Magazine http://php-mag.net/ -------------------------------------------------------------------------