PHP 4.0 Bug #6992: string "NULL" equals 0
| From: | david@php.net | Date: | Tue, 03 Oct 2000 12:01:12 +0000 |
| Subject: | PHP 4.0 Bug #6992: string "NULL" equals 0 | ||
| Groups: | php.dev | ||
| Request: | Send a blank email to php-dev+get-34123@lists.php.net to get a copy of this message | ||
From: david@php.net
Operating system: Linux
PHP version: 4.0 Latest CVS (03/10/2000)
PHP Bug Type: Scripting Engine problem
Bug description: string "NULL" equals 0
The text string "NULL" compares equal to 0. This is rubbish. The string is not empty. NULL
may compare equal to 0. The string containing NULL should not.
[david@serena php4]$ ./php
<?
if ("NULL" == 0)
echo "This is not good.";
?>
X-Powered-By: PHP/4.0.3RC1
Content-type: text/html
This is not good.
./configure --with-config-file-path=
pwd