note 55493 added to function.unset

when working with $_SESSION or any other array like that and you want to delete part of the session array it's always worked for me to do: $_SESSION['data'] = NULL; unset($_SESSION['data']); ---- Manual Page -- http://www.php.net/manual/en/function.unset.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+55493 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+55493&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+55493&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+55493&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+55493&report=yes&reason=useless Delete: non-english -- http://master.php.net/manage/user-notes.php?action=delete+55493&report=yes&reason=non-english Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+55493&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+55493&report=yes Search -- http://master.php.net/manage/user-notes.php