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)); 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)
8.3.70.0090.00918.31
8.3.60.0140.00716.50
8.3.50.0080.00721.99
8.3.40.0090.00618.75
8.3.30.0120.00319.05
8.3.20.0040.00420.16
8.3.10.0040.00421.80
8.3.00.0050.00318.16
8.2.180.0060.00917.00
8.2.170.0120.00322.96
8.2.160.0100.00320.38
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0060.00321.09
8.2.110.0030.00619.32
8.2.100.0060.00618.22
8.2.90.0060.00319.27
8.2.80.0070.00317.97
8.2.70.0030.00617.46
8.2.60.0000.00817.93
8.2.50.0030.00718.07
8.2.40.0060.00319.85
8.2.30.0000.00718.34
8.2.20.0080.00017.65
8.2.10.0080.00018.02
8.2.00.0000.00817.75
8.1.280.0140.00725.92
8.1.270.0080.00023.99
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0040.00419.25
8.1.230.0070.00418.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.47
8.1.190.0000.00817.22
8.1.180.0000.00818.10
8.1.170.0060.00318.54
8.1.160.0040.00421.95
8.1.150.0070.00018.81
8.1.140.0070.00017.43
8.1.130.0000.00817.90
8.1.120.0000.00717.40
8.1.110.0000.00817.51
8.1.100.0050.00317.38
8.1.90.0000.00717.48
8.1.80.0000.00817.32
8.1.70.0030.00517.36
8.1.60.0040.00417.50
8.1.50.0080.00017.53
8.1.40.0000.00917.54
8.1.30.0030.00617.59
8.1.20.0040.00417.68
8.1.10.0050.00317.56
8.1.00.0080.00017.60
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0000.00718.41
8.0.270.0050.00217.23
8.0.260.0000.00617.19
8.0.250.0070.00016.97
8.0.240.0000.00716.91
8.0.230.0000.00716.95
8.0.220.0040.00416.83
8.0.210.0040.00416.93
8.0.200.0000.00716.96
8.0.190.0000.00716.96
8.0.180.0000.00816.94
8.0.170.0000.00716.84
8.0.160.0070.00016.92
8.0.150.0000.00716.86
8.0.140.0070.00016.88
8.0.130.0030.00313.35
8.0.120.0030.00616.87
8.0.110.0000.00716.94
8.0.100.0070.00016.91
8.0.90.0080.00016.85
8.0.80.0070.00716.96
8.0.70.0050.00216.86
8.0.60.0020.00516.79
8.0.50.0070.00016.86
8.0.30.0170.00617.26
8.0.20.0110.00817.40
8.0.10.0050.00316.97
8.0.00.0040.01416.70
7.4.330.0050.00015.03
7.4.320.0030.00316.43
7.4.300.0070.00016.62
7.4.290.0000.00816.58
7.4.280.0000.00816.63
7.4.270.0040.00416.64
7.4.260.0030.00316.54
7.4.250.0000.00816.59
7.4.240.0040.00416.56
7.4.230.0040.00416.70
7.4.220.0090.00916.45
7.4.210.0060.01516.61
7.4.200.0030.00416.42
7.4.160.0090.00916.56
7.4.150.0110.00617.40
7.4.140.0140.00417.86
7.4.130.0100.01016.71
7.4.120.0060.01216.54
7.4.110.0000.01716.48
7.4.100.0090.00916.56
7.4.90.0100.01016.64
7.4.80.0160.00819.39
7.4.70.0100.00716.35
7.4.60.0090.00916.48
7.4.50.0080.00016.38
7.4.40.0000.01816.45
7.4.30.0070.01016.67
7.4.00.0030.00915.14
7.3.330.0000.00513.34
7.3.320.0000.00513.16
7.3.310.0030.00316.38
7.3.300.0000.00716.21
7.3.290.0100.01016.34
7.3.280.0130.00616.34
7.3.270.0150.00617.40
7.3.260.0130.00716.45
7.3.250.0120.00916.41
7.3.240.0130.00416.38
7.3.230.0160.00916.56
7.3.210.0100.00716.41
7.3.200.0160.00716.43
7.3.190.0070.01016.43
7.3.180.0100.00716.40
7.3.170.0030.01416.54
7.3.160.0110.00716.59
7.3.120.0000.01814.67
7.3.10.0000.01316.14
7.3.00.0060.00616.49
7.2.330.0030.01716.73
7.2.320.0140.00316.86
7.2.310.0160.00616.39
7.2.300.0130.01016.38
7.2.290.0060.01016.70
7.2.130.0040.01116.90
7.2.120.0080.00816.83
7.2.110.0060.00816.76
7.2.100.0060.01016.74
7.2.90.0070.01116.70
7.2.80.0160.00916.87
7.2.70.0080.01116.88
7.2.60.0070.00716.55
7.2.50.0100.00816.88
7.2.40.0100.00916.75
7.2.30.0070.01116.92
7.2.20.0160.00516.67
7.2.10.0060.01116.87
7.2.00.0070.00917.84
7.1.250.0080.00715.60
7.1.240.0000.01115.68
7.1.230.0040.00715.46
7.1.220.0070.00415.68
7.1.210.0130.00315.68
7.1.200.0030.00615.89
7.1.190.0030.00815.62
7.1.180.0050.00515.55
7.1.170.0060.00615.66
7.1.160.0040.00715.72
7.1.150.0030.00715.81
7.1.140.0030.01015.89
7.1.130.0060.00315.81
7.1.120.0040.00715.84
7.1.110.0080.00415.94
7.1.100.0040.00716.69
7.1.90.0030.00715.57
7.1.80.0070.00315.75
7.1.70.0000.00916.34
7.1.60.0090.00817.75
7.1.50.0080.01016.32
7.1.40.0030.00715.78
7.1.30.0110.00015.91
7.1.20.0030.00815.94
7.1.10.0030.01015.96
7.1.00.0050.04119.04
7.0.330.0060.00315.36
7.0.320.0080.00315.44
7.0.310.0040.00715.26
7.0.300.0100.00015.45
7.0.290.0070.00715.51
7.0.280.0030.00615.47
7.0.270.0050.00515.39
7.0.260.0090.00315.44
7.0.250.0080.00315.41
7.0.240.0060.00615.08
7.0.230.0060.00615.57
7.0.220.0040.00715.43
7.0.210.0040.00715.55
7.0.200.0050.00415.99
7.0.190.0040.00415.29
7.0.180.0120.00015.47
7.0.170.0000.01115.56
7.0.160.0040.00715.48
7.0.150.0040.00415.48
7.0.140.0080.03818.71
7.0.130.0080.00415.66
7.0.120.0110.00015.38
7.0.110.0100.00315.55
7.0.100.0150.03317.63
7.0.90.0070.02517.89
7.0.80.0090.02517.49
7.0.70.0080.04317.70
7.0.60.0030.05017.58
7.0.50.0380.03717.92
7.0.40.0090.02516.54
7.0.30.0050.04416.72
7.0.20.0100.03816.79
7.0.10.0070.04216.75
7.0.00.0050.04316.74
5.6.380.0090.00314.47
5.6.370.0090.00314.60
5.6.360.0070.00714.29
5.6.350.0060.00314.48
5.6.340.0050.00514.63
5.6.330.0030.00714.35
5.6.320.0000.01114.32
5.6.310.0040.00714.42
5.6.300.0070.00314.41
5.6.290.0060.00614.55
5.6.280.0050.03917.51
5.6.270.0030.00714.51
5.6.260.0060.00614.40
5.6.250.0100.04317.50
5.6.240.0110.04117.55
5.6.230.0070.04017.49
5.6.220.0110.03717.50
5.6.210.0130.03517.43
5.6.200.0070.04517.60
5.6.190.0070.04517.63
5.6.180.0060.04317.67
5.6.170.0050.03817.66
5.6.160.0090.04217.68
5.6.150.0070.04317.67
5.6.140.0060.02517.64
5.6.130.0080.04317.68
5.6.120.0080.04017.84
5.6.110.0090.03717.84
5.6.100.0070.04517.74
5.6.90.0090.03517.72
5.6.80.0100.03817.26
5.6.70.0030.04517.46
5.6.60.0020.04017.34
5.6.50.0040.04417.26
5.6.40.0020.04717.44
5.6.30.0030.04517.52
5.6.20.0070.02717.34
5.6.10.0070.04317.24
5.6.00.0020.04517.43
5.5.380.0070.04015.85
5.5.370.0070.04215.87
5.5.360.0070.03815.86
5.5.350.0060.04515.80
5.5.340.0050.03415.88
5.5.330.0080.04215.99
5.5.320.0050.04216.10
5.5.310.0140.03316.03
5.5.300.0050.04315.87
5.5.290.0080.02815.91
5.5.280.0090.04316.05
5.5.270.0110.04315.96
5.5.260.0070.04716.16
5.5.250.0060.04215.89
5.5.240.0050.04515.62
5.5.230.0050.03015.64
5.5.220.0090.03615.68
5.5.210.0000.03115.75
5.5.200.0070.04115.67
5.5.190.0060.04315.68
5.5.180.0080.03915.76
5.5.170.0000.01111.00
5.5.160.0050.04115.63
5.5.150.0080.02515.73
5.5.140.0050.03915.78
5.5.130.0050.02815.80
5.5.120.0050.04315.68
5.5.110.0050.03815.62
5.5.100.0100.03515.62
5.5.90.0130.02815.49
5.5.80.0060.03115.58
5.5.70.0050.04515.64
5.5.60.0070.02515.67
5.5.50.0050.04215.57
5.5.40.0080.03715.54
5.5.30.0040.04215.55
5.5.20.0050.04115.56
5.5.10.0050.03815.53
5.5.00.0050.04115.57
5.4.450.0070.04015.28
5.4.440.0100.03215.42
5.4.430.0070.04215.45
5.4.420.0020.03715.14
5.4.410.0100.03715.29
5.4.400.0070.03814.95
5.4.390.0020.03215.22
5.4.380.0000.05015.21
5.4.370.0020.03715.06
5.4.360.0030.03915.07
5.4.350.0100.03914.96
5.4.340.0050.03815.27
5.4.330.0040.00711.30
5.4.320.0090.01715.09
5.4.310.0060.03915.14
5.4.300.0070.04315.02
5.4.290.0090.03715.03
5.4.280.0070.04015.07
5.4.270.0070.03315.10
5.4.260.0120.03315.14
5.4.250.0070.04015.15
5.4.240.0110.03715.01
5.4.230.0050.03815.12
5.4.220.0060.03715.16
5.4.210.0050.04115.18
5.4.200.0050.03714.95
5.4.190.0080.03315.02
5.4.180.0060.04315.21
5.4.170.0020.02915.21
5.4.160.0050.04015.02
5.4.150.0100.04014.96
5.4.140.0040.03913.66
5.4.130.0000.02613.80
5.4.120.0050.04113.92
5.4.110.0020.04313.80
5.4.100.0000.03413.79
5.4.90.0020.03913.71
5.4.80.0060.03613.87
5.4.70.0030.04313.73
5.4.60.0030.04013.71
5.4.50.0040.02813.73
5.4.40.0120.03313.73
5.4.30.0050.03713.76
5.4.20.0080.03313.78
5.4.10.0100.03313.63
5.4.00.0030.04113.40
5.3.290.0000.04212.89
5.3.280.0120.03712.88
5.3.270.0030.03912.84
5.3.260.0050.04012.80
5.3.250.0030.04212.88
5.3.240.0100.03312.81
5.3.230.0130.03312.84
5.3.220.0030.04312.76
5.3.210.0080.03312.81
5.3.200.0050.03512.79
5.3.190.0060.04112.79
5.3.180.0120.03212.82
5.3.170.0070.04212.79
5.3.160.0030.04012.82
5.3.150.0030.04112.86
5.3.140.0020.02812.78
5.3.130.0080.03712.84
5.3.120.0030.04312.79
5.3.110.0020.04312.78
5.3.100.0070.03812.54
5.3.90.0070.03812.51
5.3.80.0060.03812.46
5.3.70.0070.03712.58
5.3.60.0050.02512.46
5.3.50.0120.03212.53
5.3.40.0100.03312.47
5.3.30.0020.04012.47
5.3.20.0070.03512.36
5.3.10.0000.04112.34
5.3.00.0070.03512.27
5.2.170.0020.03011.11
5.2.160.0090.02711.08
5.2.150.0080.03011.04
5.2.140.0070.01911.11
5.2.130.0020.03511.11
5.2.120.0020.02711.11
5.2.110.0040.03211.06
5.2.100.0070.03311.01
5.2.90.0020.02611.08
5.2.80.0050.03011.12
5.2.70.0070.02311.02
5.2.60.0040.02711.05
5.2.50.0030.03011.03
5.2.40.0020.03710.94
5.2.30.0020.03210.93
5.2.20.0100.02711.06
5.2.10.0050.03510.87
5.2.00.0030.03010.90
5.1.60.0060.02610.66
5.1.50.0070.02710.66
5.1.40.0040.02510.66
5.1.30.0020.03010.71
5.1.20.0030.03010.73
5.1.10.0030.03310.66
5.1.00.0050.02810.66
5.0.50.0060.02310.66
5.0.40.0030.02410.66
5.0.30.0060.03010.66
5.0.20.0020.02510.66
5.0.10.0060.02010.66
5.0.00.0020.03610.66
4.4.90.0030.01810.66
4.4.80.0040.01810.66
4.4.70.0020.01410.66
4.4.60.0030.01710.66
4.4.50.0030.01910.66
4.4.40.0020.03010.66
4.4.30.0000.02210.66
4.4.20.0010.02010.66
4.4.10.0020.01310.66
4.4.00.0020.03010.66
4.3.110.0010.02010.66
4.3.100.0020.01810.66
4.3.90.0050.00810.66
4.3.80.0000.03010.66
4.3.70.0010.02010.66
4.3.60.0030.01710.66
4.3.50.0030.01810.66
4.3.40.0000.02910.66
4.3.30.0050.01710.66
4.3.20.0030.01810.66
4.3.10.0000.01410.66
4.3.00.0000.01910.66

preferences:
33.98 ms | 401 KiB | 5 Q