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") ) ) ) ); $recursive_array_iterator = new ArrayObject(new RecursiveArrayIterator($myArray)); iterator_apply($recursive_array_iterator, 'traverseRecursiveArray', array($recursive_array_iterator)); function traverseRecursiveArray($iterator) { while ($iterator->valid()) { if ($iterator->hasChildren()) { traverseRecursiveArray($iterator->getChildren()); } else { $iterator->offsetSet($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)
8.3.60.0090.00616.63
8.3.50.0140.00821.92
8.3.40.0150.00018.91
8.3.30.0110.00419.08
8.3.20.0080.00020.12
8.3.10.0050.00321.86
8.3.00.0030.00517.91
8.2.180.0110.00716.50
8.2.170.0140.00422.96
8.2.160.0100.00320.53
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.97
8.2.110.0000.00920.91
8.2.100.0030.00917.79
8.2.90.0000.00819.28
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0040.00417.80
8.2.50.0030.00518.10
8.2.40.0000.00818.22
8.2.30.0050.00218.21
8.2.20.0040.00417.66
8.2.10.0000.00818.03
8.2.00.0040.00417.83
8.1.280.0150.00425.92
8.1.270.0090.00023.77
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00022.81
8.1.230.0070.00417.68
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0040.00418.71
8.1.160.0020.00522.09
8.1.150.0000.00818.93
8.1.140.0000.00717.49
8.1.130.0000.00717.88
8.1.120.0070.00017.41
8.1.110.0060.00317.48
8.1.100.0070.00017.43
8.1.90.0000.00717.44
8.1.80.0000.00717.49
8.1.70.0070.00017.44
8.1.60.0030.00617.63
8.1.50.0050.00317.52
8.1.40.0050.00317.58
8.1.30.0000.00817.63
8.1.20.0030.00617.66
8.1.10.0080.00017.57
8.1.00.0030.00617.46
8.0.300.0040.00418.77
8.0.290.0080.00016.88
8.0.280.0000.00718.43
8.0.270.0000.00717.22
8.0.260.0060.00017.31
8.0.250.0000.00817.10
8.0.240.0000.00717.11
8.0.230.0040.00417.10
8.0.220.0030.00316.90
8.0.210.0050.00317.02
8.0.200.0040.00417.05
8.0.190.0000.00717.06
8.0.180.0000.00716.93
8.0.170.0080.00016.96
8.0.160.0030.00317.00
8.0.150.0040.00416.84
8.0.140.0030.00516.85
8.0.130.0030.00313.45
8.0.120.0070.00016.89
8.0.110.0000.00817.04
8.0.100.0080.00017.06
8.0.90.0070.00016.86
8.0.80.0090.00616.95
8.0.70.0080.00016.91
8.0.60.0040.00416.89
8.0.50.0000.00816.82
8.0.30.0090.01217.38
8.0.20.0100.01117.40
8.0.10.0000.00717.11
8.0.00.0090.00916.83
7.4.330.0000.00515.05
7.4.320.0070.00016.45
7.4.300.0000.00716.65
7.4.290.0070.00016.46
7.4.280.0070.00016.65
7.4.270.0030.00316.67
7.4.260.0040.00416.65
7.4.250.0040.00416.52
7.4.240.0060.00216.54
7.4.230.0000.00816.65
7.4.220.0120.00616.69
7.4.210.0090.01016.59
7.4.200.0070.00016.75
7.4.160.0100.00716.75
7.4.150.0040.01317.40
7.4.140.0110.00517.86
7.4.130.0070.01016.57
7.4.120.0080.01016.59
7.4.110.0120.01116.51
7.4.100.0090.00916.65
7.4.90.0030.01316.45
7.4.80.0030.02019.39
7.4.70.0100.00616.63
7.4.60.0120.00916.62
7.4.50.0030.00616.31
7.4.40.0000.01616.34
7.4.30.0080.00816.39
7.4.00.0150.00014.86
7.3.330.0000.00613.19
7.3.320.0000.00513.36
7.3.310.0070.00016.45
7.3.300.0070.00016.28
7.3.290.0110.00316.41
7.3.280.0090.00916.40
7.3.270.0160.00317.40
7.3.260.0060.01316.44
7.3.250.0090.01216.50
7.3.240.0100.00716.43
7.3.230.0160.00616.39
7.3.210.0070.01016.52
7.3.200.0090.01916.52
7.3.190.0030.01416.41
7.3.180.0060.01316.48
7.3.170.0120.00316.34
7.3.160.0070.01416.59
7.3.120.0030.01314.68
7.2.330.0060.01116.30
7.2.320.0130.01016.78
7.2.310.0050.01516.63
7.2.300.0140.00316.81
7.2.290.0060.01116.30
7.2.60.0060.00916.95
7.2.00.0060.00919.59
7.1.200.0030.01115.65
7.1.100.0030.00918.13
7.1.70.0030.00717.09
7.1.60.0100.01419.70
7.1.50.0130.00916.91
7.1.00.0030.07722.40
7.0.200.0030.00516.84
7.0.140.0000.08022.02
7.0.60.0030.08719.87
7.0.50.0100.04017.90
7.0.40.0100.04720.14
7.0.30.0570.06720.09
7.0.20.0300.07320.21
7.0.10.0070.08020.13
7.0.00.0030.09320.25
5.6.280.0000.07721.03
5.6.210.0070.04320.54
5.6.200.0070.03718.18
5.6.190.0000.04720.69
5.6.180.4170.03720.73
5.6.170.0230.06720.44
5.6.160.0070.04020.53
5.6.150.0130.07718.17
5.6.140.0170.07018.13
5.6.130.0070.05018.15
5.6.120.0100.08020.90
5.6.110.0130.04021.15
5.6.100.0070.07721.14
5.6.90.0100.07020.94
5.6.80.0070.04720.38
5.5.350.4270.04020.45
5.5.340.0100.08017.99
5.5.330.0130.08320.40
5.5.320.0400.07720.32
5.5.310.0270.06320.34
5.5.300.0030.05717.98
5.5.290.0070.03717.97
5.5.280.0030.09320.81
5.5.270.0100.08320.77
5.5.260.0170.07320.77
5.5.250.0070.04020.59
5.5.240.0330.06020.16
5.4.450.3800.03319.39
5.4.440.2730.05019.49
5.4.430.3670.04019.52
5.4.420.4430.04019.53
5.4.410.4400.04019.51
5.4.400.4300.02718.88
5.4.390.2870.03719.15
5.4.380.3000.03719.14
5.4.370.3930.04019.20
5.4.360.3270.04319.24
5.4.350.3070.03319.16
5.4.340.3800.04319.00
5.4.320.2600.04019.32
5.4.310.3600.03718.99
5.4.300.3870.03318.87
5.4.290.4330.02719.16
5.4.280.4000.03719.13
5.4.270.3500.04019.24
5.4.260.4330.03319.25
5.4.250.3900.04018.96
5.4.240.3600.03718.94
5.4.230.3600.03319.21
5.4.220.2770.04018.85
5.4.210.3300.03719.21
5.4.200.3330.04019.05
5.4.190.3570.04019.05
5.4.180.4070.03019.31
5.4.170.3930.04019.12
5.4.160.4000.03319.13
5.4.150.3670.03319.11
5.4.140.3600.04016.73
5.4.130.3630.03716.54
5.4.120.3230.04016.43
5.4.110.3700.03316.50
5.4.100.4200.04016.59
5.4.90.3630.04016.42
5.4.80.3830.04016.39
5.4.70.3670.04016.49
5.4.60.3600.03316.61
5.4.50.3630.03316.61
5.4.40.3770.04016.34
5.4.30.3830.03716.24
5.4.20.3600.03316.55
5.4.10.4330.03316.42
5.4.00.4370.03015.78
5.3.290.3630.03314.83
5.3.280.3670.04014.60
5.3.270.3830.03314.53
5.3.260.4100.04014.56
5.3.250.4270.03714.58
5.3.240.3370.03314.60
5.3.230.3770.04014.69
5.3.220.3630.04014.67
5.3.210.3300.04014.73
5.3.200.3500.03714.59
5.3.190.3600.04014.48
5.3.180.3770.04314.54
5.3.170.3500.03714.54
5.3.160.3630.03314.49
5.3.150.3700.04014.73
5.3.140.3830.03314.57
5.3.130.3500.03714.60
5.3.120.4030.03314.60
5.3.110.4300.03714.46
5.3.100.2930.04013.95
5.3.90.3330.03714.04
5.3.80.3430.03714.07
5.3.70.3730.04013.94
5.3.60.3670.03313.98
5.3.50.3800.03314.12
5.3.40.3630.04014.07
5.3.30.3630.03713.89
5.3.20.2600.04013.72
5.3.10.0100.06013.74
5.3.00.3870.03313.57
5.2.170.3070.03311.91
5.2.160.2500.03011.91
5.2.150.2930.02711.91
5.2.140.2800.03011.91
5.2.130.0070.03711.91
5.2.120.0100.03311.91
5.2.110.0730.06011.91
5.2.100.3730.02711.91
5.2.90.1970.04011.91
5.2.80.3500.03711.91
5.2.70.3600.03311.91
5.2.60.3470.03011.91
5.2.50.3670.03011.91
5.2.40.2830.03311.91
5.2.30.2070.03011.91
5.2.20.2470.03011.91
5.2.10.2700.02011.91
5.2.00.2630.02711.91
5.1.60.3000.02011.91
5.1.50.2670.02711.91
5.1.40.2700.02711.91
5.1.30.2700.03011.91
5.1.20.2470.02711.91
5.1.10.2400.02311.91
5.1.00.2330.02311.91
5.0.50.1370.02311.91
5.0.40.0000.03011.91
5.0.30.0000.07011.91
5.0.20.0000.02311.91
5.0.10.0000.04711.91
5.0.00.0030.06011.91
4.4.90.0870.02011.91
4.4.80.1530.02011.91
4.4.70.1530.01711.91
4.4.60.1500.01711.91
4.4.50.1300.01311.91
4.4.40.1630.02711.91
4.4.30.1530.01711.91
4.4.20.1170.01311.91
4.4.10.1170.01311.91
4.4.00.0770.02711.91
4.3.110.0070.02711.91
4.3.100.0030.01711.91
4.3.90.0030.03711.91
4.3.80.0030.04711.91
4.3.70.0070.02311.91
4.3.60.1230.02011.91
4.3.50.1400.01711.91
4.3.40.1170.02311.91
4.3.30.0800.01711.91
4.3.20.0370.01711.91
4.3.10.0700.01311.91
4.3.00.0700.01311.91

preferences:
42.61 ms | 401 KiB | 5 Q