3v4l.org

run code in 300+ PHP versions simultaneously
<?php $links = array( null => array(1, 2, 3, 4, 5), 2 => array(6, 7, 8, 9), 3 => array(10, 11), 10 => array(12), 12 => array(13) ); $nodes = array( 1 => array( "title" => 1, ), 2 => array( "title" => 2, ), 3 => array( "title" => 3, ), 4 => array( "title" => 4, ), 5 => array( "title" => 5, ), 6 => array( "title" => 6, ), 7 => array( "title" => 7, ), 8 => array( "title" => 8, ), 9 => array( "title" => 9, ), 10 => array( "title" => 10, ), 11 => array( "title" => 11, ), 12 => array( "title" => 12, ), 13 => array( "title" => 13, ), ); function f($node, $nodes, $links) { if (!isset($nodes[$node]["children"])) { $nodes[$node]["children"] = array(); } if (isset($links[$node])) { foreach($links[$node] as $child) { array_push($nodes[$node]["children"], f($child)); } } return $nodes[$node]; } f(null, $nodes, $links); print_r($nodes[null]["children"]);

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)
8.3.60.0090.00618.43
8.3.50.0140.00621.04
8.3.40.0060.01018.95
8.3.30.0060.00918.99
8.3.20.0050.00320.29
8.3.10.0000.00823.52
8.3.00.0050.00322.40
8.2.180.0130.01018.17
8.2.170.0040.01122.96
8.2.160.0110.00322.20
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0100.00026.16
8.2.120.0060.00317.75
8.2.110.0100.00021.03
8.2.100.0000.01217.75
8.2.90.0060.00319.36
8.2.80.0000.00817.97
8.2.70.0080.00017.62
8.2.60.0060.00317.93
8.2.50.0030.00618.07
8.2.40.0030.00520.99
8.2.30.0040.00419.96
8.2.20.0040.00417.81
8.2.10.0000.00818.18
8.2.00.0040.00418.13
8.1.280.0130.01025.92
8.1.270.0040.00420.42
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00022.81
8.1.230.0080.00417.48
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0030.00617.36
8.1.190.0000.00817.25
8.1.180.0060.00318.10
8.1.170.0040.00418.59
8.1.160.0050.00321.99
8.1.150.0070.00018.77
8.1.140.0070.00017.50
8.1.130.0000.00717.61
8.1.120.0040.00417.40
8.1.110.0000.00717.50
8.1.100.0000.00717.43
8.1.90.0050.00317.30
8.1.80.0000.00817.44
8.1.70.0050.00217.45
8.1.60.0030.00617.54
8.1.50.0000.00917.45
8.1.40.0080.00017.51
8.1.30.0060.00317.53
8.1.20.0070.00017.66
8.1.10.0000.00817.58
8.1.00.0080.00417.49
8.0.300.0000.00818.77
8.0.290.0050.00316.88
8.0.280.0070.00018.45
8.0.270.0000.00717.30
8.0.260.0030.00317.20
8.0.250.0080.00016.89
8.0.240.0080.00016.99
8.0.230.0050.00517.03
8.0.220.0030.00316.94
8.0.210.0040.00416.81
8.0.200.0000.00717.04
8.0.190.0060.00317.01
8.0.180.0040.00417.04
8.0.170.0030.00516.84
8.0.160.0080.00016.87
8.0.150.0000.00716.86
8.0.140.0000.00716.95
8.0.130.0000.00613.29
8.0.120.0080.00016.81
8.0.110.0070.00016.89
8.0.100.0050.00216.95
8.0.90.0000.00716.84
8.0.80.0110.00716.99
8.0.70.0000.00916.96
8.0.60.0000.00816.90
8.0.50.0020.00516.99
8.0.30.0100.00817.08
8.0.20.0110.00917.40
8.0.10.0030.00317.14
8.0.00.0140.00616.80
7.4.330.0050.00015.26
7.4.320.0040.00416.50
7.4.300.0060.00016.57
7.4.290.0090.00016.39
7.4.280.0040.00416.64
7.4.270.0000.00716.61
7.4.260.0000.00716.41
7.4.250.0040.00416.38
7.4.240.0010.00616.49
7.4.230.0030.00316.43
7.4.220.0090.00916.49
7.4.210.0080.00916.68
7.4.200.0000.00716.36
7.4.160.0120.00616.59
7.4.150.0060.01217.40
7.4.140.0080.01017.86
7.4.130.0100.00716.50
7.4.120.0120.00716.44
7.4.110.0050.01316.37
7.4.100.0060.01116.41
7.4.90.0080.00916.46
7.4.80.0120.00919.39
7.4.70.0160.00616.68
7.4.60.0040.01216.47
7.4.50.0030.00616.30
7.4.40.0090.00616.41
7.4.30.0070.01016.63
7.4.00.0080.00414.85
7.3.330.0030.00313.48
7.3.320.0030.00313.43
7.3.310.0070.00016.46
7.3.300.0030.00316.30
7.3.290.0090.00716.38
7.3.280.0060.01316.42
7.3.270.0080.01117.40
7.3.260.0120.00616.34
7.3.250.0100.00816.45
7.3.240.0120.00616.57
7.3.230.0060.01016.39
7.3.210.0070.01916.39
7.3.200.0060.01719.39
7.3.190.0080.01216.43
7.3.180.0070.01016.42
7.3.170.0110.00716.37
7.3.160.0120.00616.30
7.3.120.0080.00314.82
7.3.110.0060.00914.88
7.3.100.0040.00815.07
7.3.90.0090.00315.01
7.3.80.0000.01214.67
7.3.70.0040.01114.81
7.3.60.0030.01214.68
7.3.50.0060.00814.82
7.3.40.0110.00414.90
7.3.30.0070.00714.80
7.3.20.0100.00716.56
7.3.10.0110.00716.47
7.3.00.0200.00516.54
7.2.330.0120.00616.77
7.2.320.0070.01016.71
7.2.310.0140.00716.44
7.2.300.0100.00716.63
7.2.290.0070.01016.71
7.2.240.0030.01015.06
7.2.230.0060.00615.26
7.2.220.0030.01015.14
7.2.210.0040.00815.16
7.2.200.0000.01415.00
7.2.190.0040.01115.15
7.2.180.0080.00415.05
7.2.170.0060.00615.15
7.2.160.0060.00614.84
7.2.150.0130.00016.93
7.2.140.0030.00916.93
7.2.130.0220.00916.84
7.2.120.0240.00616.71
7.2.110.0090.01016.75
7.2.100.0060.01016.67
7.2.90.0150.00316.81
7.2.80.0040.01316.82
7.2.70.0110.00416.91
7.2.60.0090.00716.63
7.2.50.0080.01116.83
7.2.40.0120.00816.83
7.2.30.0100.00816.74
7.2.20.0140.00816.86
7.2.10.0060.00816.79
7.2.00.0130.00717.53
7.1.330.0040.00815.94
7.1.320.0060.00615.88
7.1.310.0070.00715.78
7.1.300.0030.00715.76
7.1.290.0000.01215.64
7.1.280.0060.00615.83
7.1.270.0060.00615.79
7.1.260.0040.00715.93
7.1.250.0140.00615.66
7.1.200.0030.00715.88
7.1.100.0060.00618.21
7.1.70.0030.01317.18
7.1.60.0070.01419.18
7.1.50.0030.02016.69
7.1.00.0030.07722.26
7.0.200.0070.00316.61
7.0.60.0030.05320.05
7.0.50.0170.03717.85
7.0.40.0070.08720.13
7.0.30.0370.08320.09
7.0.20.0200.03720.10
7.0.10.0100.04720.17
7.0.00.0130.07020.18
5.6.280.0000.07720.89
5.6.210.0300.05320.63
5.6.200.0130.03718.18
5.6.190.0070.04320.48
5.6.180.0300.07020.64
5.6.170.0330.07320.50
5.6.160.0070.04320.54
5.6.150.0030.04018.17
5.6.140.0170.07018.21
5.6.130.0200.07018.18
5.6.120.0030.07720.90
5.6.110.0070.08721.03
5.6.100.0200.06020.98
5.6.90.0030.08020.97
5.6.80.0000.08020.41
5.6.70.4130.04020.35
5.5.350.0100.08320.41
5.5.340.0100.07317.99
5.5.330.0070.05320.56
5.5.320.0400.04020.27
5.5.310.0200.05020.42
5.5.300.0070.06717.98
5.5.290.0070.08017.97
5.5.280.0130.05020.74
5.5.270.0100.07320.86
5.5.260.0070.08720.86
5.5.250.0030.04020.69
5.5.240.0100.03720.24
5.4.450.0800.07019.62
5.4.440.0730.05319.20
5.4.430.0630.06019.70
5.4.420.0800.05319.44
5.4.410.0900.06019.07
5.4.400.0930.05019.23
5.4.390.0730.06019.15
5.4.380.0770.05718.96
5.4.370.0870.05019.23
5.4.360.0930.04318.88
5.4.350.0800.05318.84
5.4.340.0930.05319.29
5.4.320.0870.04719.05
5.4.310.0900.04318.87
5.4.300.0870.05718.87
5.4.290.0800.05718.87
5.4.280.0730.06318.87
5.4.270.0730.05718.86
5.4.260.0800.04019.28
5.4.250.0830.05319.14
5.4.240.0730.05719.13
5.4.230.0830.05019.05
5.4.220.0830.06018.84
5.4.210.0770.05319.01
5.4.200.1170.06016.79
5.4.190.0800.05319.18
5.4.180.1030.05718.98
5.4.170.0830.05719.16
5.4.160.1070.07019.00
5.4.150.0830.05718.87
5.4.140.0830.05016.56
5.4.130.0870.06016.37
5.4.120.1070.05016.35
5.4.110.0800.04716.53
5.4.100.0900.05016.77
5.4.90.0900.04316.43
5.4.80.0730.05316.50
5.4.70.0730.06016.31
5.4.60.0270.06316.49
5.4.50.0000.03316.53
5.4.40.0000.03316.53
5.4.30.0030.05316.39
5.4.20.0270.08016.56

preferences:
54.6 ms | 401 KiB | 5 Q