note 120203 added to control-structures.foreach

also we can use reference with $key => &$val : $arr = [100, "sub" => 10, "fun" => 1000]; foreach($arr as $key => &$val) { if($key === "fun") $val *= 2; } unset($val); print_r($arr); ---- Server IP: 72.52.91.14 Probable Submitter: 37.236.112.33 ---- Manual Page -- http://php.net/manual/en/control-structures.foreach.php Edit -- https://master.php.net/note/edit/120203 Del: integrated -- https://master.php.net/note/delete/120203/integrated Del: useless -- https://master.php.net/note/delete/120203/useless Del: bad code -- https://master.php.net/note/delete/120203/bad+code Del: spam -- https://master.php.net/note/delete/120203/spam Del: non-english -- https://master.php.net/note/delete/120203/non-english Del: in docs -- https://master.php.net/note/delete/120203/in+docs Del: other reasons-- https://master.php.net/note/delete/120203 Reject -- https://master.php.net/note/reject/120203 Search -- https://master.php.net/manage/user-notes.php