note 98420 deleted from function.isset by cmb
| From: | cmb@php.net | Date: | Sun, 05 Jan 2020 08:08:45 +0000 |
| Subject: | note 98420 deleted from function.isset by cmb | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-213734@lists.php.net to get a copy of this message | ||
Note Submitter: i [at] nemoden [dot] com
----
Simple, but very useful:
<?php
function issetOr($var, $or = false) {
return isset($var) ? $var : $or;
}
?>
Some examples:
<?php
$a = '1';
$b = '2';
echo issetOr($a,issetOr($b,3)); // 1
?>
<?php
$b = '2';
echo issetOr($a,issetOr($b,3)); // 2
?>
<?php
echo issetOr($a,issetOr($b,3)); // 3
?>