note 76482 added to function.unset

The main difference between <?php unset($var);?> and <?php $var = null;?> is, that unset() will reset the state to $var to something like "not set at all". <?php // register_globals = Off error_reporting(E_ALL); echo $var; // Notice $var = null; echo $var; // Nothing unset($var); echo $var; // Notice ?> ---- Server IP: 212.124.37.9 Probable Submitter: 172.174.125.37 ---- Manual Page -- http://www.php.net/manual/en/function.unset.php Edit -- https://master.php.net/note/edit/76482 Del: integrated -- https://master.php.net/note/delete/76482/integrated Del: useless -- https://master.php.net/note/delete/76482/useless Del: bad code -- https://master.php.net/note/delete/76482/bad+code Del: spam -- https://master.php.net/note/delete/76482/spam Del: non-english -- https://master.php.net/note/delete/76482/non-english Del: in docs -- https://master.php.net/note/delete/76482/in+docs Del: other reasons-- https://master.php.net/note/delete/76482 Reject -- https://master.php.net/note/reject/76482 Search -- https://master.php.net/manage/user-notes.php