note 84378 added to language.references

To change values in a multi-dimensional array while looping through: $var=array('a'=>array(1,2,3),'b'=>array(4,5,6)); foreach ($var as &$sub) { foreach ($sub as &$element) { $element=$element+1; } } var_dump($var); ------------------------------ produces: ------------------------------ array(2) { ["a"]=> array(3) { [0]=> int(2) [1]=> int(3) [2]=> int(4) } ["b"]=> array(3) { [0]=> int(5) [1]=> int(6) [2]=> int(7) } } ---- Server IP: 64.71.164.2 Probable Submitter: 76.115.237.157 ---- Manual Page -- http://www.php.net/manual/en/language.references.php Edit -- https://master.php.net/note/edit/84378 Del: integrated -- https://master.php.net/note/delete/84378/integrated Del: useless -- https://master.php.net/note/delete/84378/useless Del: bad code -- https://master.php.net/note/delete/84378/bad+code Del: spam -- https://master.php.net/note/delete/84378/spam Del: non-english -- https://master.php.net/note/delete/84378/non-english Del: in docs -- https://master.php.net/note/delete/84378/in+docs Del: other reasons-- https://master.php.net/note/delete/84378 Reject -- https://master.php.net/note/reject/84378 Search -- https://master.php.net/manage/user-notes.php