Re: inerte is my gmail.com username's comment:
While that may be true, those two statements (empty($var),
$var == '') are NOT the same. When programming for web
interfaces, where a user may be submitting '0' as a valid
field value, you should not be using empty().
<?php
$str = '0';
// outputs 'empty'
echo empty($str) ? 'empty' : 'not empty';
// outputs 'not empty'
echo $str == '' ? 'empty' : 'not empty';
?>
----
Server IP: 216.235.15.211
Probable Submitter: 68.148.210.62
----
X-Spam-Status: No, hits=3.1 required=5.0
tests=DATE_MISSING,FROM_NO_LOWER
autolearn=no version=2.64
----
Manual Page -- http:
//www.php.net/manual/en/function.empty.php
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