3v4l.org

run code in 300+ PHP versions simultaneously
<?php $myArray = array( "a", array( "a", "b", array( "a", "b", "c", array( "a", "b", "c", "d", array("the end") ) ) ) ); $recursive_array_iterator = new RecursiveArrayIterator($myArray); iterator_apply($recursive_array_iterator, 'traverseRecursiveArray', array($recursive_array_iterator)); var_dump($recursive_array_iterator); function traverseRecursiveArray($iterator) { $i = 0; while ($iterator->valid()) { if ($iterator->hasChildren()) { traverseRecursiveArray($iterator->getChildren()); } else { $iterator->offsetSet($iterator->key(), manipulate($iterator->current())); echo $iterator->key() . ' => ' . $iterator->current() . PHP_EOL; } $iterator->next(); } } function manipulate($string) { $string .= " appended"; return $string; } var_dump($myArray);

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)
8.3.60.0110.01118.55
8.3.50.0100.00922.12
8.3.40.0070.01118.79
8.3.30.0140.00019.17
8.3.20.0030.00620.33
8.3.10.0040.00421.62
8.3.00.0080.00018.05
8.2.180.0100.00716.75
8.2.170.0120.00322.96
8.2.160.0120.00320.57
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00620.89
8.2.110.0000.01022.11
8.2.100.0160.00617.39
8.2.90.0110.00017.88
8.2.80.0040.00417.97
8.2.70.0030.00618.05
8.2.60.0050.00518.16
8.2.50.0000.00818.10
8.2.40.0000.00820.61
8.2.30.0000.00718.22
8.2.20.0030.00617.89
8.2.10.0050.00318.09
8.2.00.0040.00419.53
8.1.280.0130.00625.92
8.1.270.0040.00423.79
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0040.00423.96
8.1.230.0060.00619.22
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0030.00717.35
8.1.190.0050.00317.10
8.1.180.0030.00518.10
8.1.170.0000.00818.64
8.1.160.0000.00721.96
8.1.150.0070.00018.91
8.1.140.0000.00817.50
8.1.130.0030.00317.87
8.1.120.0000.00717.52
8.1.110.0000.00917.54
8.1.100.0000.00717.55
8.1.90.0000.00717.38
8.1.80.0080.00017.40
8.1.70.0030.00317.45
8.1.60.0060.00317.57
8.1.50.0050.00317.45
8.1.40.0000.00717.48
8.1.30.0030.00517.61
8.1.20.0030.00517.60
8.1.10.0040.00417.54
8.1.00.0050.00317.51
8.0.300.0040.00419.69
8.0.290.0060.00616.75
8.0.280.0000.00718.39
8.0.270.0000.00717.21
8.0.260.0000.00717.21
8.0.250.0030.00317.02
8.0.240.0000.00816.86
8.0.230.0030.00317.03
8.0.220.0030.00316.87
8.0.210.0000.00716.80
8.0.200.0080.00016.95
8.0.190.0040.00416.97
8.0.180.0040.00416.84
8.0.170.0080.00017.01
8.0.160.0070.00016.98
8.0.150.0030.00316.88
8.0.140.0040.00416.89
8.0.130.0030.00313.37
8.0.120.0030.00616.94
8.0.110.0040.00416.96
8.0.100.0000.00816.78
8.0.90.0050.00316.75
8.0.80.0090.00616.96
8.0.70.0000.00716.87
8.0.60.0070.00016.80
8.0.50.0050.00316.75
8.0.30.0130.01117.01
8.0.20.0040.01917.40
8.0.10.0030.00516.91
8.0.00.0080.01116.81
7.4.330.0030.00315.10
7.4.320.0030.00316.63
7.4.300.0000.00616.54
7.4.290.0070.00016.55
7.4.280.0060.00316.53
7.4.270.0000.00816.64
7.4.260.0080.00016.59
7.4.250.0070.00016.55
7.4.240.0050.00216.64
7.4.230.0000.00716.44
7.4.220.0130.01316.60
7.4.210.0080.00816.75
7.4.200.0000.00716.38
7.4.160.0100.00716.72
7.4.150.0120.00617.40
7.4.140.0070.01217.86
7.4.130.0110.00716.53
7.4.120.0060.01216.57
7.4.110.0120.00816.62
7.4.100.0090.00916.45
7.4.90.0140.00716.45
7.4.80.0140.00719.39
7.4.70.0030.01316.37
7.4.60.0160.00616.64
7.4.50.0030.00616.45
7.4.40.0110.00516.71
7.4.30.0070.01116.58
7.4.00.0040.01115.11
7.3.330.0000.00513.27
7.3.320.0030.00313.29
7.3.310.0040.00416.23
7.3.300.0070.00016.20
7.3.290.0110.00316.39
7.3.280.0090.00916.32
7.3.270.0130.00617.40
7.3.260.0070.01416.68
7.3.250.0090.01316.64
7.3.240.0140.01016.49
7.3.230.0130.00916.64
7.3.210.0080.01216.47
7.3.200.0290.01419.39
7.3.190.0040.01216.37
7.3.180.0110.00816.52
7.3.170.0170.00016.49
7.3.160.0150.00816.60
7.3.120.0040.01214.80
7.2.330.0140.00716.81
7.2.320.0160.00316.43
7.2.310.0100.00916.79
7.2.300.0060.01016.69
7.2.290.0080.00916.59
7.2.00.0000.01519.38
7.1.100.0040.00418.10
7.1.70.0040.00417.27
7.1.60.0130.01319.70
7.1.50.0030.01817.03
7.1.00.0100.07022.57
7.0.200.0030.00516.95
7.0.140.0000.07722.21
7.0.60.0070.04319.92
7.0.50.0070.07717.98
7.0.40.0070.04020.11
7.0.30.0300.04020.11
7.0.20.0430.05720.26
7.0.10.0000.04720.23
7.0.00.0030.09020.05
5.6.210.0170.05720.52
5.6.200.0030.05018.18
5.6.190.0000.09320.47
5.6.180.0230.04320.61
5.6.170.0270.06320.55
5.6.160.0000.04320.51
5.6.150.0030.04018.27
5.6.140.0100.08018.15
5.6.130.0070.05318.26
5.6.120.0000.06321.03
5.6.110.0100.08021.01
5.6.100.0070.03720.99
5.6.90.0230.06721.02
5.6.80.0000.04720.52
5.5.350.0230.06720.41
5.5.340.0030.08317.99
5.5.330.0230.03720.35
5.5.320.0300.04720.34
5.5.310.0430.07020.51
5.5.300.0200.06317.98
5.5.290.0100.07018.02
5.5.280.0030.09320.90
5.5.270.0100.05020.90
5.5.260.0070.08320.65
5.5.250.0030.04720.67
5.5.240.0070.07020.30
5.4.450.0700.05719.17
5.4.440.0100.06319.50
5.4.430.0200.07319.55
5.4.420.0130.05319.63
5.4.410.0100.05318.70
5.4.400.0270.05318.80
5.4.390.0370.05018.76
5.4.380.0030.05718.57
5.4.370.0100.04018.63
5.4.360.0070.03718.79
5.4.350.0090.03212.03
5.4.340.0070.03712.02
5.4.320.0040.04312.51
5.4.310.0060.04012.51
5.4.300.0100.03412.52
5.4.290.0050.04012.50
5.4.280.0040.03912.41
5.4.270.0050.03812.41
5.4.260.0080.04012.41
5.4.250.0070.03812.41
5.4.240.0070.03712.40
5.4.230.0070.03812.40
5.4.220.0060.03912.40
5.4.210.0100.03312.39
5.4.200.0060.03912.40
5.4.190.0030.04012.40
5.4.180.0100.03412.40
5.4.170.0090.03512.40
5.4.160.0040.03912.40
5.4.150.0060.03712.39
5.4.140.0130.03812.08
5.4.130.0070.03712.07
5.4.120.0080.03412.03
5.4.110.0060.03612.02
5.4.100.0030.03812.02
5.4.90.0030.04012.02
5.4.80.0080.03512.02
5.4.70.0070.03412.02
5.4.60.0050.03612.02
5.4.50.0060.03512.02
5.4.40.0050.03612.01
5.4.30.0050.03712.00
5.4.20.0100.03212.00
5.4.10.0030.03812.00
5.4.00.0040.03911.49
5.3.290.0050.03912.80
5.3.280.0100.03512.71
5.3.270.0080.03812.72
5.3.260.0050.04012.72
5.3.250.0060.03812.72
5.3.240.0090.03512.72
5.3.230.0090.03612.71
5.3.220.0080.03612.68
5.3.210.0070.03912.68
5.3.200.0090.03412.68
5.3.190.0040.04012.68
5.3.180.0080.03512.68
5.3.170.0070.04012.67
5.3.160.0050.03812.68
5.3.150.0040.03912.67
5.3.140.0060.03712.66
5.3.130.0050.04112.66
5.3.120.0060.03912.66
5.3.110.0080.03912.66
5.3.100.0090.03512.13
5.3.90.0050.03812.11
5.3.80.0060.03912.10
5.3.70.0080.03512.10
5.3.60.0060.04012.09
5.3.50.0080.04012.04
5.3.40.0090.04812.04
5.3.30.0050.04011.99
5.3.20.0060.03811.77
5.3.10.0090.03311.74
5.3.00.0070.03711.73
5.2.170.0020.0349.23
5.2.160.0050.0309.23
5.2.150.0030.0359.23
5.2.140.0080.0359.23
5.2.130.0070.0309.18
5.2.120.0040.0339.18
5.2.110.0060.0339.19
5.2.100.0070.0319.18
5.2.90.0070.0409.19
5.2.80.0110.0319.18
5.2.70.0050.0329.18
5.2.60.0050.0319.14
5.2.50.0030.0359.11
5.2.40.0050.0379.08
5.2.30.0040.0329.05
5.2.20.0030.0339.05
5.2.10.0070.0288.95
5.2.00.0070.0288.82
5.1.60.0060.0238.10
5.1.50.0040.0268.09
5.1.40.0050.0248.07
5.1.30.0060.0248.43
5.1.20.0050.0268.45
5.1.10.0050.0268.17
5.1.00.0050.0308.17
5.0.50.0020.0226.65
5.0.40.0040.0206.51
5.0.30.0040.0316.32
5.0.20.0010.0226.29
5.0.10.0050.0196.27
5.0.00.0020.0326.26
4.4.90.0030.0154.78
4.4.80.0030.0164.75
4.4.70.0020.0174.75
4.4.60.0020.0174.75
4.4.50.0060.0134.77
4.4.40.0000.0294.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0030.0154.84
4.4.00.0010.0274.76
4.3.110.0040.0204.67
4.3.100.0030.0154.66
4.3.90.0010.0174.64
4.3.80.0030.0244.58
4.3.70.0040.0144.63
4.3.60.0050.0134.63
4.3.50.0010.0174.63
4.3.40.0040.0234.54
4.3.30.0020.0173.31
4.3.20.0010.0173.29
4.3.10.0010.0163.25
4.3.00.0100.0237.27

preferences:
42.02 ms | 401 KiB | 5 Q