note 104088 added to function.unset

A simple function to unset unwanted keys in an array: <?php $a = array("A"=>1, "B"=>2, "C"=>"a"); foreach($a as $key=>&$value){ if(is_string($value){ unset($a[$key]); } } print_r($a); ?> This should print: A=1 B=2. ---- Server IP: 69.147.83.197 Probable Submitter: 190.213.25.166 ---- Manual Page -- http://www.php.net/manual/en/function.unset.php Edit -- https://master.php.net/note/edit/104088 Del: integrated -- https://master.php.net/note/delete/104088/integrated Del: useless -- https://master.php.net/note/delete/104088/useless Del: bad code -- https://master.php.net/note/delete/104088/bad+code Del: spam -- https://master.php.net/note/delete/104088/spam Del: non-english -- https://master.php.net/note/delete/104088/non-english Del: in docs -- https://master.php.net/note/delete/104088/in+docs Del: other reasons-- https://master.php.net/note/delete/104088 Reject -- https://master.php.net/note/reject/104088 Search -- https://master.php.net/manage/user-notes.php