note 99472 deleted from language.types.null by danbrown
| From: | danbrown@php.net | Date: | Mon, 04 Oct 2010 15:07:12 +0000 |
| Subject: | note 99472 deleted from language.types.null by danbrown | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-172942@lists.php.net to get a copy of this message | ||
Note Submitter: 2489271 at gmail dot com
----
Beware that in comparison using '==' string 'null' equals to 0.
<?php
var_dump(0=='null');
var_dump(0==null);
var_dump(null=='null');
?>
Outputs
true
true
false
When '===' is used, results are as expected.