3v4l.org

run code in 300+ PHP versions simultaneously
<?php $menu = array( array(1,3,'Wurm 1.1', 2, 10), array(2,6,'Vogel 2.1', 2, 30), array(3,0,'Tiger 1', 1, 10), array(4,6,'Hund 2.2', 2, 40), array(5,3,'Katze 1.2', 2, 11), array(6,0,'Pferd 2', 1, 20), array(7,1,'Baer 1.1.1', 3, 0), array(8,3,'Schwein 1.3', 2, 12), array(9,4,'Esel 2.2.1', 3, 0), ); // Algorithmus hier usort($menu, function($a,$b) { return $a[3] == $b[3] ? ($a[4] < $b[4] ? -1 : 1) : ($a[3] < $b[3] ? -1 : 1); }); $cache = array(); /* foreach ($menu as $m) { if (!isset($cache[$m[1]])) { $cache[$m[1]] = array(); } $cache[$m[1]][] = $m; } function m($m, $l, $r) { foreach($m[$l] as $e) { $r[] = $e; if (isset($m[$e[0]])) { $r = m($m, $e[0], $r); } } return $r; } */ var_dump($menu); $result = $menu; $target = array( array(3,0,'Tiger 1', 1, 10), array(1,3,'Wurm 1.1', 2, 10), array(7,1,'Baer 1.1.1', 3, 0), array(5,3,'Katze 1.2', 2, 11), array(8,3,'Schwein 1.3', 2, 12), array(6,0,'Pferd 2', 1, 20), array(2,6,'Vogel 2.1', 2, 30), array(4,6,'Hund 2.2', 2, 40), array(9,4,'Esel 2.2.1', 3, 0), ); var_dump($result == $target);

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)
8.3.60.0160.00716.50
8.3.50.0130.00721.99
8.3.40.0060.00918.61
8.3.30.0160.00018.50
8.3.20.0150.00020.34
8.3.10.0000.00923.59
8.3.00.0000.00819.38
8.2.180.0070.00716.75
8.2.170.0150.00022.96
8.2.160.0150.00022.08
8.2.150.0150.00424.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0030.00617.60
8.2.110.0070.00322.27
8.2.100.0070.00417.84
8.2.90.0000.00819.17
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0000.01018.04
8.2.50.0040.00418.10
8.2.40.0000.00920.34
8.2.30.0030.00620.57
8.2.20.0000.00817.80
8.2.10.0040.00418.25
8.2.00.0000.00818.05
8.1.280.0040.01525.92
8.1.270.0000.00923.82
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.96
8.1.230.0060.00619.48
8.1.220.0030.00617.78
8.1.210.0030.00518.77
8.1.200.0100.00017.36
8.1.190.0090.00017.23
8.1.180.0000.00918.10
8.1.170.0040.00418.54
8.1.160.0070.00021.96
8.1.150.0000.00718.96
8.1.140.0040.00419.61
8.1.130.0040.00417.79
8.1.120.0050.00317.51
8.1.110.0050.00517.43
8.1.100.0000.00717.41
8.1.90.0000.00817.55
8.1.80.0000.00717.41
8.1.70.0030.00317.38
8.1.60.0090.00017.52
8.1.50.0030.00517.43
8.1.40.0060.00317.55
8.1.30.0000.00817.71
8.1.20.0040.00417.66
8.1.10.0050.00317.56
8.1.00.0050.00217.41
8.0.300.0040.00418.77
8.0.290.0060.00316.63
8.0.280.0070.00018.46
8.0.270.0070.00017.28
8.0.260.0030.00317.34
8.0.250.0070.00016.96
8.0.240.0000.00716.98
8.0.230.0000.00716.89
8.0.220.0030.00516.84
8.0.210.0000.00816.81
8.0.200.0070.00016.94
8.0.190.0000.00916.88
8.0.180.0080.00016.93
8.0.170.0000.00816.89
8.0.160.0000.00716.95
8.0.150.0000.00716.96
8.0.140.0030.00416.91
8.0.130.0000.00613.41
8.0.120.0050.00316.79
8.0.110.0030.00516.94
8.0.100.0040.00416.85
8.0.90.0080.00016.86
8.0.80.0090.00616.88
8.0.70.0040.00416.75
8.0.60.0000.00716.99
8.0.50.0070.00016.90
8.0.30.0060.01217.25
8.0.20.0140.00617.40
8.0.10.0080.00016.84
8.0.00.0100.00916.73
7.4.330.0000.00515.08
7.4.320.0040.00416.67
7.4.300.0000.00616.40
7.4.290.0000.00716.64
7.4.280.0040.00716.60
7.4.270.0070.00016.59
7.4.260.0100.00016.47
7.4.250.0040.00416.59
7.4.240.0020.00516.46
7.4.230.0000.00816.44
7.4.220.0150.00316.47
7.4.210.0070.01116.67
7.4.200.0000.00716.72
7.4.160.0070.01116.50
7.4.150.0150.00517.40
7.4.140.0150.01017.86
7.4.130.0140.00516.51
7.4.120.0110.00716.46
7.4.110.0100.01016.65
7.4.100.0130.00616.41
7.4.90.0070.01116.52
7.4.80.0190.00419.39
7.4.70.0120.00616.34
7.4.60.0070.01016.57
7.4.50.0000.00816.55
7.4.40.0100.00716.50
7.4.30.0120.01216.25
7.4.00.0060.00915.01
7.3.330.0050.00013.45
7.3.320.0050.00013.20
7.3.310.0040.00416.39
7.3.300.0000.00716.43
7.3.290.0030.00316.31
7.3.280.0120.00616.37
7.3.270.0130.00617.40
7.3.260.0150.00916.48
7.3.250.0090.00916.45
7.3.240.0110.00916.53
7.3.230.0110.00816.44
7.3.210.0140.00616.41
7.3.200.0130.00416.52
7.3.190.0100.00616.53
7.3.180.0140.00416.65
7.3.170.0070.01016.68
7.3.160.0130.01016.39
7.2.330.0150.00416.70
7.2.320.0120.01216.76
7.2.310.0140.01116.65
7.2.300.0100.01416.70
7.2.290.0060.01616.43
7.2.60.0030.01016.46
7.2.00.0040.00419.21
7.1.200.0030.01015.79
7.1.100.0060.00317.76
7.1.70.0030.00617.20
7.1.60.0070.01719.43
7.1.50.0100.01316.90
7.1.00.0000.08022.28
7.0.200.0200.00714.80
7.0.60.0200.02319.97
7.0.50.0070.07317.82
7.0.40.0070.09020.23
7.0.30.0170.04320.20
7.0.20.0370.06720.12
7.0.10.0130.05320.07
7.0.00.0130.08320.23
5.6.280.0070.06020.83
5.6.210.0100.07320.74
5.6.200.0070.03718.16
5.6.190.0100.04720.67
5.6.180.0370.04020.61
5.6.170.0170.05020.51
5.6.160.0170.05320.48
5.6.150.0030.05318.18
5.6.140.0170.07318.29
5.6.130.0100.08018.18
5.6.120.0000.06021.17
5.6.110.0030.04321.14
5.6.100.0130.08321.14
5.6.90.0000.05021.12
5.6.80.0170.07720.42
5.5.350.0300.07020.41
5.5.340.0100.07317.98
5.5.330.0130.03320.27
5.5.320.0170.05720.34
5.5.310.0330.07020.25
5.5.300.0030.03717.98
5.5.290.0070.05717.96
5.5.280.0130.07720.78
5.5.270.0100.03720.91
5.5.260.0130.08720.78
5.5.250.0100.08720.58
5.5.240.0100.04320.06
5.4.450.0200.06019.63
5.4.440.0430.06019.35
5.4.430.0370.06319.70
5.4.420.0330.05019.63
5.4.410.0230.06019.42
5.4.400.0170.07318.84
5.4.390.0370.06018.98
5.4.380.0530.05719.14
5.4.370.0470.04719.00
5.4.360.0200.07019.30
5.4.350.0100.07019.29
5.4.340.0230.07019.09
5.4.320.0970.06719.38
5.4.310.0900.07019.15
5.4.300.0300.05719.05
5.4.290.0230.07019.14
5.4.280.0870.08019.14
5.4.270.0970.05719.25
5.4.260.0530.06719.28
5.4.250.0670.06719.25
5.4.240.0700.06018.85
5.4.230.0700.05718.86
5.4.220.0230.05319.27
5.4.210.0300.06019.14
5.4.200.0230.05718.86
5.4.190.0370.06319.29
5.4.180.0300.05719.11
5.4.170.0230.06719.13
5.4.160.0200.06019.04
5.4.150.0100.08319.00
5.4.140.0170.07316.58
5.4.130.0400.06716.45
5.4.120.0600.07016.51
5.4.110.0100.06016.46
5.4.100.0300.06016.62
5.4.90.0300.07016.52
5.4.80.0070.07716.50
5.4.70.0100.08316.62
5.4.60.0270.08316.55
5.4.50.0400.06016.44
5.4.40.0200.08016.57
5.4.30.0600.06716.50
5.4.20.0730.05316.57
5.4.10.0500.06316.39
5.4.00.0630.06015.97

preferences:
31.42 ms | 401 KiB | 5 Q