3v4l.org

run code in 300+ PHP versions simultaneously
<?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); $i++) { while (!empty($stack) && $stack[count($stack) - 1]['DEPTH_LEVEL'] >= $arr[$i]['DEPTH_LEVEL']) { array_pop($stack); } $index=end($stack)['INDEX']; $tree[$index]['CHILDREN'][] = [ 'ID' => $arr[$i]['ID'], 'NAME' => $arr[$i]['NAME'] ]; $stack[] = [ 'INDEX' => count($tree[$index]) - 1, 'DEPTH_LEVEL' => $arr[$i]['DEPTH_LEVEL'], ]; } print_r($tree);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.10.0100.00916.86
8.5.00.0150.00620.19
8.4.150.0020.00114.05
8.4.140.0130.00817.64
8.4.130.0090.01119.63
8.4.120.0160.00420.51
8.4.110.0070.00319.08
8.4.100.0120.00918.85
8.4.90.0170.00420.68
8.4.80.0150.00518.68
8.4.70.0120.00818.36
8.4.60.0060.01018.90
8.4.50.0100.01017.80
8.4.40.0200.00017.83
8.4.30.0100.01020.49
8.4.20.0100.01018.96
8.4.10.0030.00519.55
8.3.280.0120.00918.41
8.3.270.0150.00516.60
8.3.260.0100.00516.91
8.3.250.0100.00919.11
8.3.240.0120.00817.21
8.3.230.0120.00716.75
8.3.220.0060.00219.05
8.3.210.0120.00816.99
8.3.200.0080.00316.92
8.3.190.0040.00619.21
8.3.180.0080.01216.58
8.3.170.0110.00719.07
8.3.160.0070.01118.52
8.3.150.0090.00917.18
8.3.140.0110.00416.75
8.3.130.0070.00316.99
8.3.120.0090.00618.89
8.3.110.0070.00416.93
8.3.100.0100.01016.80
8.3.90.0040.00426.77
8.3.80.0070.00316.75
8.3.70.0150.00816.88
8.3.60.0120.00316.57
8.3.50.0000.01416.61
8.3.40.0130.00721.65
8.3.30.0070.01322.96
8.3.20.0110.00722.96
8.3.10.0100.01022.96
8.3.00.0120.00622.96
8.2.290.0100.00520.20
8.2.280.0110.00918.43
8.2.270.0110.00717.06
8.2.260.0170.00316.78
8.2.250.0080.00018.48
8.2.240.0090.00018.46
8.2.230.0090.00020.94
8.2.220.0050.00324.06
8.2.210.0030.00526.77
8.2.200.0060.00316.63
8.2.190.0090.01216.88
8.2.180.0140.00717.00
8.2.170.0110.00422.96
8.2.160.0110.00722.96
8.2.150.0120.00922.96
8.2.140.0070.01322.96
8.2.130.0090.00622.96
8.2.120.0040.01222.96
8.2.110.0160.00322.96
8.2.100.0170.00322.96
8.2.90.0120.00922.96
8.2.80.0100.00722.96
8.2.70.0180.00422.96
8.2.60.0130.00322.96
8.2.50.0030.01322.96
8.2.40.0140.00422.96
8.2.30.0060.01022.96
8.2.20.0130.00622.96
8.2.10.0130.00322.96
8.2.00.0070.01122.96
8.1.330.0100.00922.08
8.1.320.0100.00918.45
8.1.310.0000.00816.13
8.1.300.0050.00517.98
8.1.290.0000.01030.84
8.1.280.0090.00625.92
8.1.270.0100.00722.96
8.1.260.0060.01222.96
8.1.250.0070.01122.96
8.1.240.0140.00322.96
8.1.230.0100.00722.96
8.1.220.0070.00722.96
8.1.210.0130.00322.96
8.1.200.0040.01122.96
8.1.190.0110.00422.96
8.1.180.0100.00622.96
8.1.170.0060.00922.96
8.1.160.0130.01022.96
8.1.150.0060.00922.96
8.1.140.0150.00022.96
8.1.130.0110.00422.96
8.1.120.0120.00322.96
8.1.110.0030.01322.96
8.1.100.0030.01422.96
8.1.90.0060.00922.96
8.1.80.0080.00822.96
8.1.70.0140.00022.96
8.1.60.0090.00622.96
8.1.50.0000.01422.96
8.1.40.0070.00722.96
8.1.30.0080.00622.96
8.1.20.0040.01122.96
8.1.10.0080.00822.96
8.1.00.0140.00022.96

preferences:
35.22 ms | 403 KiB | 5 Q