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); $myArray = iterator_apply($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)
8.3.70.0090.00618.43
8.3.60.0120.00618.25
8.3.50.0120.00921.98
8.3.40.0070.01119.02
8.3.30.0080.00819.22
8.3.20.0040.00420.16
8.3.10.0070.00021.76
8.3.00.0080.00018.05
8.2.180.0150.00616.50
8.2.170.0180.00322.96
8.2.160.0030.01020.40
8.2.150.0000.00824.18
8.2.140.0050.00224.66
8.2.130.0080.00026.16
8.2.120.0080.00021.11
8.2.110.0100.00019.27
8.2.100.0070.00417.91
8.2.90.0030.00519.19
8.2.80.0040.00417.97
8.2.70.0050.00317.49
8.2.60.0030.00617.93
8.2.50.0030.00618.10
8.2.40.0040.00418.22
8.2.30.0000.00718.32
8.2.20.0030.00517.64
8.2.10.0050.00318.08
8.2.00.0080.00017.72
8.1.280.0190.00325.92
8.1.270.0080.00023.79
8.1.260.0060.00326.35
8.1.250.0050.00328.09
8.1.240.0040.01220.43
8.1.230.0040.00821.02
8.1.220.0080.00017.78
8.1.210.0040.00418.77
8.1.200.0000.00917.38
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0060.00318.57
8.1.160.0070.00022.03
8.1.150.0070.00018.82
8.1.140.0000.00817.38
8.1.130.0030.00317.77
8.1.120.0040.00417.46
8.1.110.0060.00317.39
8.1.100.0040.00417.44
8.1.90.0000.00717.39
8.1.80.0040.00417.49
8.1.70.0000.00717.37
8.1.60.0000.00817.59
8.1.50.0050.00317.50
8.1.40.0000.00717.61
8.1.30.0050.00317.58
8.1.20.0080.00017.68
8.1.10.0050.00317.60
8.1.00.0000.00917.54
8.0.300.0000.00818.77
8.0.290.0040.00416.58
8.0.280.0040.00418.38
8.0.270.0080.00017.28
8.0.260.0030.00317.28
8.0.250.0000.00817.02
8.0.240.0070.00016.93
8.0.230.0040.00416.96
8.0.220.0000.00616.83
8.0.210.0050.00316.96
8.0.200.0070.00016.99
8.0.190.0000.00816.88
8.0.180.0040.00416.91
8.0.170.0070.00016.76
8.0.160.0000.00716.88
8.0.150.0000.00816.84
8.0.140.0050.00216.78
8.0.130.0080.00013.41
8.0.120.0000.00816.88
8.0.110.0030.00516.92
8.0.100.0040.00416.98
8.0.90.0000.00716.95
8.0.80.0130.00316.95
8.0.70.0040.00416.79
8.0.60.0040.00416.86
8.0.50.0000.00716.90
8.0.30.0100.01017.20
8.0.20.0040.01417.40
8.0.10.0040.00416.93
8.0.00.0150.00616.86
7.4.330.0000.00615.03
7.4.320.0080.00016.55
7.4.300.0000.00616.44
7.4.290.0000.00716.61
7.4.280.0000.00716.53
7.4.270.0030.00316.62
7.4.260.0060.00316.53
7.4.250.0050.00216.48
7.4.240.0030.00316.50
7.4.230.0030.00316.48
7.4.220.0070.01516.51
7.4.210.0100.00716.57
7.4.200.0020.00516.65
7.4.160.0090.00616.57
7.4.150.0130.00417.40
7.4.140.0070.01017.86
7.4.130.0100.00716.60
7.4.120.0090.01116.57
7.4.110.0070.01716.39
7.4.100.0170.00016.41
7.4.90.0100.00716.70
7.4.80.0110.00819.39
7.4.70.0070.01016.53
7.4.60.0140.00316.61
7.4.50.0000.00816.41
7.4.40.0080.00816.72
7.4.30.0090.00916.43
7.4.00.0030.01014.61
7.3.330.0020.00213.41
7.3.320.0020.00213.27
7.3.310.0000.00716.48
7.3.300.0030.00316.35
7.3.290.0060.00916.30
7.3.280.0080.01016.37
7.3.270.0070.01017.40
7.3.260.0060.01616.69
7.3.250.0050.01316.48
7.3.240.0130.00916.60
7.3.230.0150.00316.58
7.3.210.0030.01416.26
7.3.200.0130.01019.39
7.3.190.0070.01616.41
7.3.180.0020.00316.48
7.3.170.0080.00916.60
7.3.160.0140.00316.68
7.3.120.0030.01214.51
7.3.10.0070.00716.82
7.3.00.0040.00816.30
7.2.330.0120.00616.70
7.2.320.0040.01216.79
7.2.310.0100.00716.72
7.2.300.0060.01016.68
7.2.290.0090.00916.85
7.2.130.0040.00716.67
7.2.120.0080.00016.95
7.2.110.0060.01117.01
7.2.100.0180.00316.86
7.2.90.0080.00816.87
7.2.80.0090.00316.84
7.2.70.0050.00516.55
7.2.60.0040.00917.11
7.2.50.0000.01117.03
7.2.40.0140.00716.90
7.2.30.0070.01116.86
7.2.20.0130.00316.59
7.2.10.0140.00717.02
7.2.00.0050.01118.25
7.1.250.0070.00415.72
7.1.240.0160.00315.46
7.1.230.0040.00715.79
7.1.220.0040.00815.70
7.1.210.0060.01015.50
7.1.200.0060.00615.54
7.1.190.0090.00315.88
7.1.180.0070.00315.55
7.1.170.0200.00015.71
7.1.160.0000.00915.89
7.1.150.0060.00615.98
7.1.140.0090.00615.85
7.1.130.0130.00315.62
7.1.120.0070.00715.77
7.1.110.0030.00715.95
7.1.100.0130.00416.77
7.1.90.0050.00515.50
7.1.80.0030.01015.60
7.1.70.0070.00616.26
7.1.60.0120.00917.68
7.1.50.0050.01216.41
7.1.40.0090.00615.61
7.1.30.0060.01015.52
7.1.20.0080.00615.56
7.1.10.0160.00015.88
7.1.00.0050.04019.11
7.0.330.0090.00415.22
7.0.320.0160.00915.09
7.0.310.0000.01315.13
7.0.300.0220.00915.39
7.0.290.0090.00915.58
7.0.280.0060.00915.19
7.0.270.0040.01114.87
7.0.260.0100.00715.26
7.0.250.0030.01014.77
7.0.240.0070.00315.14
7.0.230.0100.00015.32
7.0.220.0070.00715.34
7.0.210.0090.00315.54
7.0.200.0070.00515.90
7.0.190.0000.01215.53
7.0.180.0070.01015.23
7.0.170.0070.00414.99
7.0.160.0000.01115.39
7.0.150.0110.00815.22
7.0.140.0060.04118.70
7.0.130.0040.00715.63
7.0.120.0040.01115.64
7.0.110.0080.00415.46
7.0.100.0100.00415.30
7.0.90.0130.00715.16
7.0.80.0000.01115.38
7.0.70.0040.00415.21
7.0.60.0120.04517.52
7.0.50.0050.03116.55
7.0.40.0110.02216.74
7.0.30.0220.03816.96
7.0.20.0100.02716.88
7.0.10.0050.03716.79
7.0.00.0070.04616.91
5.6.380.0060.00914.38
5.6.370.0300.00514.23
5.6.360.0150.00614.63
5.6.350.0250.00814.53
5.6.340.0200.00414.33
5.6.330.0390.00014.54
5.6.320.0200.00014.37
5.6.310.0120.00914.65
5.6.300.0090.00414.00
5.6.290.0110.00514.41
5.6.280.0040.04017.58
5.6.270.0190.00714.50
5.6.260.0090.00914.66
5.6.250.0070.00414.37
5.6.240.0000.01514.29
5.6.230.0220.00414.25
5.6.220.0080.00814.16
5.6.210.0140.03317.49
5.6.200.0120.03316.27
5.6.190.0090.04917.41
5.6.180.0330.03017.41
5.6.170.0200.04517.38
5.6.160.0120.02817.24
5.6.150.0160.02416.14
5.6.140.0090.02516.17
5.6.130.0150.03116.21
5.6.120.0110.05117.49
5.6.110.0060.03117.56
5.6.100.0140.04517.68
5.6.90.0080.04617.42
5.6.80.0170.02017.07
5.6.70.0150.00314.34
5.6.60.0090.01214.46
5.6.50.0090.00614.12
5.6.40.0070.00714.28
5.6.30.0090.00913.92
5.6.20.0030.00914.11
5.6.10.0100.00314.10
5.6.00.0030.01013.94
5.5.380.0070.00710.79
5.5.370.0080.00811.05
5.5.360.0080.00411.30
5.5.350.0100.03815.59
5.5.340.0000.03614.54
5.5.330.0070.04115.68
5.5.320.2000.02315.71
5.5.310.0200.03515.72
5.5.300.0050.04614.54
5.5.290.0080.03014.45
5.5.280.0070.04515.95
5.5.270.0090.04215.66
5.5.260.0150.02115.96
5.5.250.0130.04116.04
5.5.240.0190.03315.76
5.5.230.0000.01211.19
5.5.220.0110.00411.05
5.5.210.0030.00610.81
5.5.200.0070.00310.68
5.5.190.0040.00411.11
5.5.180.0030.00610.78
5.5.170.0030.01010.88
5.5.160.0130.00011.03
5.5.150.0000.00811.14
5.5.140.0040.00710.71
5.5.130.0040.00710.85
5.5.120.0250.00311.02
5.5.110.0120.00610.59
5.5.100.0050.00511.05
5.5.90.0050.00511.06
5.5.80.0050.00511.02
5.5.70.0000.01211.04
5.5.60.0000.01111.09
5.5.50.0080.00410.95
5.5.40.0080.00411.08
5.5.30.0190.00310.73
5.5.20.0060.00311.05
5.5.10.0060.00311.16
5.5.00.0050.00510.86
5.4.450.0720.03315.42
5.4.440.0610.02215.11
5.4.430.0580.02315.30
5.4.420.0250.02815.37
5.4.410.0180.03314.88
5.4.400.0340.02714.86
5.4.390.0250.02714.74
5.4.380.0100.02814.84
5.4.370.0130.02714.95
5.4.360.0050.02914.82
5.4.350.0050.02311.58
5.4.340.0210.03611.60
5.4.330.0050.00511.16
5.4.320.0130.02511.78
5.4.310.0090.02011.66
5.4.300.0050.02511.81
5.4.290.0130.02211.89
5.4.280.0130.02511.83
5.4.270.0160.02111.63
5.4.260.0070.02811.80
5.4.250.0110.02211.81
5.4.240.0070.02111.79
5.4.230.0040.02311.66
5.4.220.0080.02111.74
5.4.210.0160.02111.69
5.4.200.0120.02111.73
5.4.190.0090.02111.90
5.4.180.0040.02311.76
5.4.170.0080.02111.76
5.4.160.0090.02211.57
5.4.150.0120.02111.74
5.4.140.0060.02411.49
5.4.130.0060.02611.75
5.4.120.0050.02711.59
5.4.110.0090.02111.52
5.4.100.0110.02011.61
5.4.90.0090.02111.56
5.4.80.0140.02411.58
5.4.70.0060.02311.46
5.4.60.0050.02111.59
5.4.50.0090.02311.46
5.4.40.0060.02211.61
5.4.30.0060.02011.61
5.4.20.0070.01911.58
5.4.10.0070.02211.42
5.4.00.0080.02111.26
5.3.290.0100.02611.78
5.3.280.0090.02111.66
5.3.270.0080.02211.69
5.3.260.0100.02111.64
5.3.250.0070.02111.64
5.3.240.0070.02011.57
5.3.230.0050.02211.55
5.3.220.0060.02111.47
5.3.210.0050.02511.58
5.3.200.0070.02211.47
5.3.190.0080.02411.55
5.3.180.0090.02011.66
5.3.170.0070.02111.56
5.3.160.0070.02411.67
5.3.150.0100.02111.57
5.3.140.0020.02811.64
5.3.130.0070.02111.64
5.3.120.0080.02211.52
5.3.110.0060.02211.64
5.3.100.0060.02311.39
5.3.90.0070.01911.37
5.3.80.0090.02311.21
5.3.70.0040.02211.29
5.3.60.0070.02111.20
5.3.50.0040.02311.27
5.3.40.0070.02311.14
5.3.30.0050.02311.21
5.3.20.0130.02011.15
5.3.10.0200.01811.06
5.3.00.0130.02311.06
5.2.170.0030.0199.42
5.2.160.0060.0189.40
5.2.150.0040.0209.43
5.2.140.0040.0199.25
5.2.130.0040.0209.41
5.2.120.0070.0189.40
5.2.110.0130.0219.25
5.2.100.0100.0219.37
5.2.90.0090.0189.32
5.2.80.0070.0189.24
5.2.70.0070.0169.31
5.2.60.0060.0239.26
5.2.50.0070.0239.28
5.2.40.0060.0169.13
5.2.30.0050.0229.24
5.2.20.0080.0169.16
5.2.10.0060.0199.10
5.2.00.0050.0189.01
5.1.60.0030.0168.28
5.1.50.0090.0128.27
5.1.40.0080.0148.36
5.1.30.0070.0168.49
5.1.20.0130.0138.56
5.1.10.0020.0198.24
5.1.00.0070.0238.30
5.0.50.0050.0187.17
5.0.40.0020.0147.10
5.0.30.0060.0207.00
5.0.20.0010.0146.99
5.0.10.0030.0116.98
5.0.00.0030.0196.97
4.4.90.0040.0116.23
4.4.80.0030.0126.22
4.4.70.0040.0096.22
4.4.60.0010.0116.22
4.4.50.0050.0076.23
4.4.40.0030.0166.20
4.4.30.0050.0096.22
4.4.20.0020.0106.26
4.4.10.0020.0116.26
4.4.00.0040.0146.22
4.3.110.0040.0096.18
4.3.100.0020.0126.17
4.3.90.0010.0106.16
4.3.80.0030.0156.13
4.3.70.0020.0116.16
4.3.60.0030.0096.15
4.3.50.0020.0106.16
4.3.40.0030.0146.11
4.3.30.0030.0105.50
4.3.20.0060.0095.48
4.3.10.0060.0095.46
4.3.00.0010.01111.30

preferences:
42.5 ms | 401 KiB | 5 Q