Online PHP editor | refs for 99A1F

<?php $menu = array( array(1,3,'Wurm 1.1', 2, 10), array(2,6,'Vogel 2.1', 2, 30), array(3,0,'Tiger 1', 1, 10), array(4,6,'Hund 2.2', 2, 40), array(5,3,'Katze 1.2', 2, 11), array(6,0,'Pferd 2', 1, 20), array(7,1,'Baer 1.1.1', 3, 0), array(8,3,'Schwein 1.3', 2, 12), array(9,4,'Esel 2.2.1', 3, 0), ); // Algorithmus hier /* steps: 1. sort items by levelId and sortId - finished 2. get max levelId value 'x' = iterations - ...that seems to be not the way to go. better way would be recursion for each element and search for children belonging to the current menuId.... 3. ... */ $result = array(); foreach ($menu as $key => $row){ $levelId[$key] = $row[3]; $sortId[$key] = $row[4]; } array_multisort($levelId, SORT_DESC, $sortId, SORT_DESC, $menu); $levels = $menu[0][3]; echo count($menu) . " items\n"; echo $levels . " levels\n"; function getChild($list){ foreach ($list as $entry){ if ($entry[1] == $list[0]){ array_push($entry, $target); } } } getChild($menu[8]); var_dump($result); $target = array( array(3,0,'Tiger 1', 1, 10), array(1,3,'Wurm 1.1', 2, 10), array(7,1,'Baer 1.1.1', 3, 0), array(5,3,'Katze 1.2', 2, 11), array(8,3,'Schwein 1.3', 2, 12), array(6,0,'Pferd 2', 1, 20), array(2,6,'Vogel 2.1', 2, 30), array(4,6,'Hund 2.2', 2, 40), array(9,4,'Esel 2.2.1', 3, 0), ); //var_dump($result == $target); //var_dump($result);