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<?php $arr = array( array('ID' => 705, 'NAME' => 'Телефоны и гаджеты', 'DEPTH_LEVEL' => 1), array('ID' => 706, 'NAME' => 'Смартфоны', 'DEPTH_LEVEL' => 2), array('ID' => 5586, 'NAME' => 'Аксессуары для гаджетов', 'DEPTH_LEVEL' => 2), array('ID' => 715, 'NAME' => 'Аксессуары для телефонов', 'DEPTH_LEVEL' => 3), array('ID' => 716, 'NAME' => 'Чехлы для смартфонов', 'DEPTH_LEVEL' => 4), array('ID' => 5536, 'NAME' => 'Чехлы для Apple', 'DEPTH_LEVEL' => 5), array('ID' => 5539, 'NAME' => 'Чехлы для Samsung', 'DEPTH_LEVEL' => 5), array('ID' => 3010, 'NAME' => 'Защитные стекла для телефонов', 'DEPTH_LEVEL' => 3), array('ID' => 660, 'NAME' => 'Компьютерная техника', 'DEPTH_LEVEL' => 1) ); $tree = []; $stack = []; for ($i = 0; $i < count($arr); $i++) { $node = $tree; while (!empty($stack) && $stack[count($stack) - 1]['DEPTH_LEVEL'] >= $arr[$i]['DEPTH_LEVEL']) { array_pop($stack); } foreach ($stack as $ancestor) { $node = $node[$ancestor['INDEX']]['CHILDREN']; } $node[] = [ 'ID' => $arr[$i]['ID'], 'NAME' => $arr[$i]['NAME'] ]; $stack[] = [ 'INDEX' => count($node) - 1, 'DEPTH_LEVEL' => $arr[$i]['DEPTH_LEVEL'], ]; } print_r($tree);
Output for 8.3.0 - 8.3.7
Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Warning: Trying to access array offset on null in /in/tr1s3 on line 29 Array ( )
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19
Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Undefined array key 0 in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Warning: Trying to access array offset on value of type null in /in/tr1s3 on line 29 Array ( )
preferences:
53.46 ms | 410 KiB | 62 Q