note 68019 deleted from function.empty by didou
| From: | didou@php.net | Date: | Sun, 18 May 2008 00:57:16 +0000 |
| Subject: | note 68019 deleted from function.empty by didou | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-139480@lists.php.net to get a copy of this message | ||
Note Submitter: r-u-d-i-e at jouwmoeder dot dot nl
----
The two following methods will do exactly the same, in any case:
<?php
// CASE 1
if ( empty($var) )
{
// do your thing
}
// CASE 2
if ( !isset($var) || !$var )
{
// do that same thing
}
?>
empty( ) checks for isset AND also the value of the variable (0, "0", "", etc).