3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 'USA' => [ 'Alabama' => [ 'Montgomery', 'Birmingham' ], 'Arizona' => [ 'Phoenix', 'Mesa', 'Gilbert' ] ], 'Germany' => [ 'West Germany' => [ 'Bonn', 'Cologne' ] ] ]; $arrayobject = new ArrayObject($array); $iterator = $arrayobject->getIterator(); while($iterator->valid()) { echo $iterator->key() . ' => ' . $iterator->current() . "\n"; $iterator->next(); }

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)
8.3.60.0110.01116.88
8.3.50.0100.00921.95
8.3.40.0110.00418.90
8.3.30.0130.00618.97
8.3.20.0060.00920.04
8.3.10.0050.00321.90
8.3.00.0040.00419.25
8.2.180.0040.01118.54
8.2.170.0140.00022.96
8.2.160.0070.01019.22
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00726.16
8.2.120.0100.00019.76
8.2.110.0040.00422.24
8.2.100.0070.00417.63
8.2.90.0030.00519.26
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0000.00818.04
8.2.50.0030.00618.07
8.2.40.0040.00418.22
8.2.30.0000.00718.05
8.2.20.0040.00417.60
8.2.10.0040.00418.13
8.2.00.0050.00217.74
8.1.280.0080.00825.92
8.1.270.0060.00320.73
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0170.00323.88
8.1.230.0070.00318.79
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0090.00017.23
8.1.180.0070.00018.10
8.1.170.0000.01518.09
8.1.160.0050.00221.89
8.1.150.0020.00518.90
8.1.140.0030.00717.41
8.1.130.0050.00217.83
8.1.120.0000.00717.49
8.1.110.0040.00417.46
8.1.100.0000.00717.41
8.1.90.0000.00717.48
8.1.80.0040.00417.38
8.1.70.0040.00417.28
8.1.60.0040.00417.60
8.1.50.0060.00317.45
8.1.40.0040.00417.51
8.1.30.0050.00317.66
8.1.20.0050.00317.61
8.1.10.0040.00417.57
8.1.00.0040.00417.50
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0070.00018.49
8.0.270.0070.00017.27
8.0.260.0030.00317.27
8.0.250.0000.00716.99
8.0.240.0040.00417.04
8.0.230.0030.00317.03
8.0.220.0000.00716.82
8.0.210.0080.00016.96
8.0.200.0000.00617.03
8.0.190.0050.00316.91
8.0.180.0040.00416.97
8.0.170.0000.00717.02
8.0.160.0000.00716.94
8.0.150.0040.00316.90
8.0.140.0000.00716.83
8.0.130.0030.00313.35
8.0.120.0040.00416.93
8.0.110.0080.00016.88
8.0.100.0040.00416.81
8.0.90.0030.00517.08
8.0.80.0130.00716.99
8.0.70.0040.00416.86
8.0.60.0000.00716.99
8.0.50.0040.00416.96
8.0.30.0070.01517.09
8.0.20.0140.01317.40
8.0.10.0070.00016.93
8.0.00.0040.01316.62
7.4.330.0020.00315.03
7.4.320.0060.00016.63
7.4.300.0030.00316.61
7.4.290.0030.00316.61
7.4.280.0000.00816.51
7.4.270.0030.00316.58
7.4.260.0000.00716.59
7.4.250.0000.00816.39
7.4.240.0000.00816.50
7.4.230.0030.00316.65
7.4.220.0090.01616.54
7.4.210.0090.00916.50
7.4.200.0030.00316.57
7.4.160.0100.00716.55
7.4.150.0110.00717.40
7.4.140.0030.01717.86
7.4.130.0070.00916.61
7.4.120.0090.00816.45
7.4.110.0150.00916.59
7.4.100.0070.01516.60
7.4.90.0070.01016.61
7.4.80.0070.01116.49
7.4.70.0080.00816.43
7.4.60.0080.00816.52
7.4.50.0000.00716.27
7.4.40.0060.01016.71
7.4.30.0110.00716.54
7.4.00.0070.00714.97
7.3.330.0050.00013.18
7.3.320.0070.00713.02
7.3.310.0060.00016.21
7.3.300.0000.00616.12
7.3.290.0030.00316.13
7.3.280.0070.00916.24
7.3.270.0170.00717.40
7.3.260.0140.00316.48
7.3.250.0110.00816.21
7.3.240.0100.01016.34
7.3.230.0100.01316.49
7.3.210.0070.01016.30
7.3.200.0090.00919.39
7.3.190.0090.01516.17
7.3.180.0100.00716.43
7.3.170.0100.01216.35
7.3.160.0100.00516.23
7.3.10.0060.00616.33
7.3.00.0000.01316.54
7.2.330.0100.00716.49
7.2.320.0100.00716.30
7.2.310.0120.00616.43
7.2.300.0100.00716.57
7.2.290.0130.01016.38
7.2.130.0000.01117.01
7.2.120.0040.00416.94
7.2.110.0090.00616.68
7.2.100.0070.00716.73
7.2.90.0000.01516.71
7.2.80.0070.00716.74
7.2.70.0030.00916.73
7.2.60.0120.00416.71
7.2.50.0070.01116.49
7.2.40.0090.00616.88
7.2.30.0030.00717.04
7.2.20.0040.00816.93
7.2.10.0060.00917.08
7.2.00.0050.00817.99
7.1.250.0000.01015.55
7.1.200.0060.00615.50
7.1.100.0100.00518.13
7.1.70.0060.00317.07
7.1.60.0030.01419.50
7.1.50.0070.00716.81
7.1.00.0100.07022.54
7.0.200.0750.00714.82
7.0.140.0130.06322.04
7.0.60.0000.04319.91
7.0.50.0100.03717.90
7.0.40.0170.07720.02
7.0.30.0230.06020.17
7.0.20.0170.08320.14
7.0.10.0300.08020.24
7.0.00.0070.08720.12
5.6.280.0030.07320.82
5.6.210.0000.05720.75
5.6.200.0130.07318.21
5.6.190.0070.05720.67
5.6.180.0270.07320.47
5.6.170.0200.06020.48
5.6.160.0070.04020.32
5.6.150.0130.07318.21
5.6.140.0070.04018.11
5.6.130.0030.08318.12
5.6.120.0030.05021.03
5.6.110.0000.04320.98
5.6.100.0070.05721.10
5.6.90.0130.08020.88
5.6.80.0070.04720.50
5.6.70.0230.05320.39
5.5.350.0130.08320.41
5.5.340.0100.06018.02
5.5.330.0070.04320.06
5.5.320.0130.07320.49
5.5.310.0270.08020.12
5.5.300.0030.04317.98
5.5.290.0100.08017.91
5.5.280.0170.07720.74
5.5.270.0030.05720.74
5.5.260.0070.08320.64
5.5.250.0130.06720.55
5.5.240.0030.08020.25
5.4.450.0630.06019.49
5.4.440.0770.06319.52
5.4.430.0930.05318.98
5.4.420.0900.05319.00
5.4.410.0130.08018.98
5.4.400.0330.05318.51
5.4.390.0370.04718.71
5.4.380.0330.05318.68
5.4.370.0230.06018.50
5.4.360.0370.04718.69
5.4.350.0330.05318.44
5.4.340.0230.06018.70
5.4.320.0330.05318.46
5.4.310.0270.05718.52
5.4.300.0270.06018.50
5.4.290.0400.04018.67
5.4.280.0430.04718.43
5.4.270.0330.07718.77
5.4.260.0400.04718.61
5.4.250.0470.06718.77
5.4.240.0230.06018.57
5.4.230.0200.06018.72
5.4.220.0270.06018.72
5.4.210.0400.05718.61
5.4.200.0270.05316.49
5.4.190.0370.05318.59
5.4.180.0230.06018.72
5.4.170.0400.05018.50
5.4.160.0330.06718.54
5.4.150.0430.04318.53
5.4.140.0230.05716.36
5.4.130.0400.04016.16
5.4.120.0330.04716.35
5.4.110.0400.04316.08
5.4.100.0270.05716.24
5.4.90.0370.04316.31
5.4.80.0370.04716.02
5.4.70.0300.05716.20
5.4.60.0370.04316.23
5.4.50.0270.05016.23
5.4.40.0200.05716.22
5.4.30.0330.06316.27
5.4.20.0300.05016.18
5.4.10.0230.05716.18
5.4.00.0330.04315.63
5.3.290.0230.06014.63
5.3.280.0230.06714.48
5.3.270.0270.06014.59
5.3.260.0230.06014.55
5.3.250.0370.04314.58
5.3.240.0230.05714.52
5.3.230.0270.05314.60
5.3.220.0300.04714.66
5.3.210.0370.06014.57
5.3.200.0300.05714.55
5.3.190.0270.06014.62
5.3.180.0370.04714.48
5.3.170.0300.06014.49
5.3.160.0300.05014.59
5.3.150.0300.05314.54
5.3.140.0330.05714.59
5.3.130.0230.06014.58
5.3.120.0270.06014.50
5.3.110.0370.04714.64
5.3.100.0300.05314.11
5.3.90.0370.05014.02
5.3.80.0330.04714.11
5.3.70.0370.04313.96
5.3.60.0300.06014.08
5.3.50.0370.05314.03
5.3.40.0270.05013.94
5.3.30.0270.05313.86
5.3.20.0300.05313.72
5.3.10.0200.06013.75
5.3.00.0270.05013.63
5.2.170.0200.04711.19
5.2.160.0230.04711.07
5.2.150.0170.05011.20
5.2.140.0200.04311.12
5.2.130.0230.04011.15
5.2.120.0300.03011.08
5.2.110.0270.03711.25
5.2.100.0270.03711.02
5.2.90.0230.03711.09
5.2.80.0270.03711.25
5.2.70.0200.04311.05
5.2.60.0230.04711.03
5.2.50.0270.04710.96
5.2.40.0130.04310.95
5.2.30.0170.04311.02
5.2.20.0200.04311.03
5.2.10.0100.04710.89
5.2.00.0230.04310.89
5.1.60.0200.03310.01
5.1.50.0170.03710.07
5.1.40.0170.0379.97
5.1.30.0200.04710.43
5.1.20.0170.04010.51
5.1.10.0170.04010.12
5.1.00.0130.04010.17
5.0.50.0200.0238.61
5.0.40.0070.0338.45
5.0.30.0130.0478.24
5.0.20.0130.0238.32
5.0.10.0070.0338.29
5.0.00.0170.0378.27
4.4.90.0130.0175.95
4.4.80.0200.0235.92
4.4.70.0070.0275.85
4.4.60.0100.0205.88
4.4.50.0070.0235.91
4.4.40.0170.0335.88
4.4.30.0070.0275.91
4.4.20.0130.0175.96
4.4.10.0130.0205.92
4.4.00.0130.0275.96
4.3.110.0070.0235.76
4.3.100.0070.0235.80
4.3.90.0100.0205.77
4.3.80.0070.0335.78
4.3.70.0100.0205.80
4.3.60.0130.0175.78
4.3.50.0100.0205.82
4.3.40.0070.0375.75
4.3.30.0100.0304.54
4.3.20.0030.0234.62
4.3.10.0130.0234.50
4.3.00.0130.0207.59

preferences:
59.49 ms | 401 KiB | 5 Q