3v4l.org

run code in 300+ PHP versions simultaneously
<?php $myArray = array( 0, array( 0, 1, array( 0, 1, 2, array( 0, 1, 2, 3, array("the end") ) ) ) ); $recursive_array_iterator = new RecursiveArrayIterator($myArray); iterator_apply($recursive_array_iterator, 'traverseRecursiveArray', array($recursive_array_iterator)); function traverseRecursiveArray($iterator) { while ($iterator->valid()) { if ($iterator->hasChildren()) { traverseRecursiveArray($iterator->getChildren()); } else { echo $iterator->key() . ' => ' . $iterator->current() . PHP_EOL; } $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)
8.3.40.0070.00718.90
8.3.30.0100.00319.07
8.3.20.0000.00720.34
8.3.10.0030.00521.94
8.3.00.0080.00018.00
8.2.170.0070.01422.96
8.2.160.0110.00320.56
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0020.00521.10
8.2.110.0060.00621.00
8.2.100.0100.00617.78
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0000.00817.80
8.2.50.0030.00518.10
8.2.40.0000.00818.07
8.2.30.0040.00418.19
8.2.20.0050.00317.73
8.2.10.0080.00019.90
8.2.00.0030.00617.74
8.1.270.0060.00323.91
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0090.00023.79
8.1.230.0060.00620.34
8.1.220.0060.00317.78
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0080.00017.35
8.1.180.0000.00818.10
8.1.170.0030.00518.65
8.1.160.0040.00421.93
8.1.150.0050.00218.88
8.1.140.0040.00417.45
8.1.130.0000.00717.75
8.1.120.0000.00717.42
8.1.110.0000.00817.38
8.1.100.0020.00517.42
8.1.90.0000.00717.53
8.1.80.0030.00317.38
8.1.70.0000.00717.34
8.1.60.0050.00317.62
8.1.50.0040.00417.51
8.1.40.0000.00717.51
8.1.30.0050.00317.59
8.1.20.0060.00317.61
8.1.10.0030.00517.52
8.1.00.0030.00517.53
8.0.300.0040.00418.77
8.0.290.0050.00316.75
8.0.280.0070.00018.45
8.0.270.0070.00017.24
8.0.260.0060.00017.25
8.0.250.0020.00516.82
8.0.240.0030.00516.85
8.0.230.0030.00316.99
8.0.220.0050.00216.80
8.0.210.0030.00316.90
8.0.200.0000.00816.84
8.0.190.0030.00316.95
8.0.180.0030.00516.94
8.0.170.0040.00416.92
8.0.160.0040.00416.95
8.0.150.0040.00416.73
8.0.140.0030.00616.82
8.0.130.0040.00413.36
8.0.120.0040.00416.90
8.0.110.0000.00716.85
8.0.100.0070.00016.71
8.0.90.0030.00316.67
8.0.80.0150.00616.89
8.0.70.0000.00816.76
8.0.60.0050.00316.96
8.0.50.0000.00816.92
8.0.30.0050.01617.05
8.0.20.0090.01117.40
8.0.10.0050.00316.89
8.0.00.0100.00816.92
7.4.330.0030.00315.15
7.4.320.0000.00616.64
7.4.300.0030.00316.59
7.4.290.0000.00716.66
7.4.280.0040.00416.59
7.4.270.0040.00416.53
7.4.260.0070.00016.43
7.4.250.0050.00516.55
7.4.240.0030.00316.55
7.4.230.0000.00716.35
7.4.220.0100.00716.53
7.4.210.0110.00316.63
7.4.200.0070.00016.71
7.4.160.0060.00916.37
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0070.01016.42
7.4.120.0110.00616.42
7.4.110.0070.01116.60
7.4.100.0100.00716.41
7.4.90.0100.00716.53
7.4.80.0070.01119.39
7.4.70.0030.01416.56
7.4.60.0090.00916.30
7.4.50.0000.00516.32
7.4.40.0080.00816.28
7.4.30.0100.00716.40
7.4.00.0060.00915.20
7.3.330.0050.00013.16
7.3.320.0000.00613.29
7.3.310.0040.00416.35
7.3.300.0000.00716.30
7.3.290.0090.00616.29
7.3.280.0040.01316.30
7.3.270.0130.00717.40
7.3.260.0110.01416.26
7.3.250.0110.00616.46
7.3.240.0130.00316.27
7.3.230.0060.01016.39
7.3.210.0120.00616.30
7.3.200.0030.01319.39
7.3.190.0060.01116.64
7.3.180.0120.00616.28
7.3.170.0030.01216.60
7.3.160.0110.00716.32
7.3.120.0070.01014.96
7.3.10.0080.00416.69
7.3.00.0120.00316.47
7.2.330.0140.00316.76
7.2.320.0030.01316.68
7.2.310.0130.00616.77
7.2.300.0060.00916.45
7.2.290.0030.01316.89
7.2.130.0000.01216.75
7.2.120.0040.01116.79
7.2.110.0070.00716.36
7.2.100.0030.00616.69
7.2.90.0030.00716.80
7.2.80.0080.00416.94
7.2.70.0040.01116.97
7.2.60.0030.00616.86
7.2.50.0070.00316.70
7.2.40.0000.01416.97
7.2.30.0000.01616.86
7.2.20.0110.00416.97
7.2.10.0030.01317.04
7.2.00.0040.00918.31
7.1.250.0040.00415.80
7.1.100.0040.00718.25
7.1.70.0050.00317.07
7.1.60.0030.02019.70
7.1.50.0130.01017.04
7.1.00.0070.07322.50
7.0.200.0070.00016.80
7.0.140.0100.07021.95
7.0.60.0100.05019.93
7.0.50.0100.07717.89
7.0.40.0000.05020.25
7.0.30.0230.06020.13
7.0.20.0270.08020.15
7.0.10.0070.07720.24
7.0.00.0170.07020.23
5.6.280.0000.07320.79
5.6.210.0000.04320.62
5.6.200.0070.05018.15
5.6.190.0170.03020.46
5.6.180.0200.05320.67
5.6.170.0300.05320.44
5.6.160.0030.06320.37
5.6.150.0100.07718.18
5.6.140.0030.08718.18
5.6.130.0070.04018.11
5.6.120.0070.08720.97
5.6.110.0070.04020.96
5.6.100.0030.08320.98
5.6.90.0030.04020.98
5.6.80.0070.03720.51
5.5.350.0200.04020.42
5.5.340.0030.08318.04
5.5.330.0070.04020.41
5.5.320.0230.05720.27
5.5.310.0400.06320.36
5.5.300.0130.07317.98
5.5.290.0030.07017.94
5.5.280.0170.07720.80
5.5.270.0070.04720.79
5.5.260.0130.08020.77
5.5.250.0100.03320.61
5.5.240.0000.08020.12
5.4.450.0800.06319.61
5.4.440.0300.04719.18
5.4.430.0270.04719.30
5.4.420.0270.04719.33
5.4.410.0170.04318.72
5.4.400.0400.05318.71
5.4.390.0400.06018.59
5.4.380.0030.05718.75
5.4.370.0100.04018.73
5.4.360.0100.04018.73
5.4.350.0050.03612.03
5.4.340.0070.03512.02
5.4.320.0110.04212.50
5.4.310.0030.04012.50
5.4.300.0060.03612.51
5.4.290.0060.03812.50
5.4.280.0080.03312.40
5.4.270.0090.03512.41
5.4.260.0050.03912.40
5.4.250.0090.03512.41
5.4.240.0110.03312.40
5.4.230.0090.04112.39
5.4.220.0080.04312.39
5.4.210.0090.04212.39
5.4.200.0060.03912.39
5.4.190.0030.03812.39
5.4.180.0060.03612.39
5.4.170.0080.03812.40
5.4.160.0070.03512.39
5.4.150.0040.03912.39
5.4.140.0060.03712.07
5.4.130.0060.03612.06
5.4.120.0090.03312.02
5.4.110.0090.03712.02
5.4.100.0060.04312.02
5.4.90.0040.03912.02
5.4.80.0070.03912.02
5.4.70.0010.04212.01
5.4.60.0040.03612.01
5.4.50.0070.03512.02
5.4.40.0050.03612.00
5.4.30.0060.03612.00
5.4.20.0080.03312.00
5.4.10.0060.03412.00
5.4.00.0040.03811.49
5.3.290.0060.04712.80
5.3.280.0070.03712.71
5.3.270.0060.04012.72
5.3.260.0080.04712.72
5.3.250.0090.03712.72
5.3.240.0050.03812.72
5.3.230.0060.03712.71
5.3.220.0060.03712.68
5.3.210.0060.03812.68
5.3.200.0150.03412.68
5.3.190.0070.03612.68
5.3.180.0070.03512.67
5.3.170.0080.03612.67
5.3.160.0030.04012.67
5.3.150.0070.03812.68
5.3.140.0070.03812.66
5.3.130.0060.04712.66
5.3.120.0040.04112.66
5.3.110.0060.04112.66
5.3.100.0040.04112.12
5.3.90.0040.03912.10
5.3.80.0060.03712.09
5.3.70.0060.03712.09
5.3.60.0080.03512.07
5.3.50.0080.03412.02
5.3.40.0080.03412.02
5.3.30.0070.03311.98
5.3.20.0050.03811.77
5.3.10.0050.03811.73
5.3.00.0060.03811.71
5.2.170.0080.0289.22
5.2.160.0050.0309.22
5.2.150.0080.0309.22
5.2.140.0040.0319.21
5.2.130.0030.0309.18
5.2.120.0090.0269.18
5.2.110.0040.0299.18
5.2.100.0060.0299.18
5.2.90.0060.0289.18
5.2.80.0040.0329.18
5.2.70.0050.0319.17
5.2.60.0040.0319.13
5.2.50.0020.0339.09
5.2.40.0090.0259.07
5.2.30.0060.0299.05
5.2.20.0050.0299.04
5.2.10.0060.0288.95
5.2.00.0030.0318.81
5.1.60.0030.0258.09
5.1.50.0030.0268.09
5.1.40.0060.0238.08
5.1.30.0030.0278.42
5.1.20.0030.0288.45
5.1.10.0060.0248.17
5.1.00.0050.0258.16
5.0.50.0030.0216.64
5.0.40.0030.0206.50
5.0.30.0040.0306.32
5.0.20.0040.0196.29
5.0.10.0020.0216.26
5.0.00.0040.0306.26
4.4.90.0040.0154.78
4.4.80.0040.0144.75
4.4.70.0020.0174.76
4.4.60.0030.0154.76
4.4.50.0030.0164.77
4.4.40.0030.0254.71
4.4.30.0020.0164.76
4.4.20.0020.0164.85
4.4.10.0040.0144.85
4.4.00.0040.0234.76
4.3.110.0060.0134.67
4.3.100.0010.0174.66
4.3.90.0040.0134.63
4.3.80.0050.0224.58
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0040.0144.63
4.3.40.0020.0254.54
4.3.30.0030.0153.30
4.3.20.0010.0173.28
4.3.10.0020.0163.24
4.3.00.0000.0237.11

preferences:
43.31 ms | 400 KiB | 5 Q