3v4l.org

run code in 300+ PHP versions simultaneously
<?php $rArrayIterator = new RecursiveArrayIterator(array('test1', array('tet3', 'test4', 'test5'))); $rRegexIterator = new RecursiveRegexIterator($rArrayIterator, '/^Array$/', RecursiveRegexIterator::ALL_MATCHES); foreach ($rRegexIterator as $key1 => $value1) { if ($rRegexIterator->hasChildren()) { // print all children echo "Children: "; foreach ($rRegexIterator->getChildren() as $key => $value) { echo $value . " "; } echo "\n"; } else { echo "No children\n"; } } ?>

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)
8.3.40.0090.00618.65
8.3.30.0040.01219.09
8.3.20.0060.00320.16
8.3.10.0060.00320.64
8.3.00.0000.00819.41
8.2.170.0110.00322.96
8.2.160.0090.00620.32
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00322.25
8.2.110.0100.00021.97
8.2.100.0090.00317.91
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0030.00617.75
8.2.60.0040.00418.05
8.2.50.0060.00318.07
8.2.40.0060.00318.20
8.2.30.0060.00619.18
8.2.20.0000.00717.93
8.2.10.0040.00418.12
8.2.00.0000.00817.86
8.1.270.0080.00022.24
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0060.00323.91
8.1.230.0110.00019.16
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0000.00917.48
8.1.190.0050.00317.48
8.1.180.0040.00418.10
8.1.170.0050.00318.64
8.1.160.0040.00421.98
8.1.150.0000.00718.95
8.1.140.0040.00417.59
8.1.130.0000.00717.83
8.1.120.0000.00717.53
8.1.110.0000.00717.64
8.1.100.0040.00417.61
8.1.90.0000.00717.59
8.1.80.0000.00817.52
8.1.70.0040.00417.50
8.1.60.0060.00317.66
8.1.50.0040.00417.62
8.1.40.0000.00817.70
8.1.30.0000.00817.75
8.1.20.0000.00817.79
8.1.10.0040.00417.72
8.1.00.0030.00717.54
8.0.300.0060.00318.77
8.0.290.0060.00316.88
8.0.280.0000.00718.44
8.0.270.0030.00416.89
8.0.260.0000.00717.26
8.0.250.0000.00717.09
8.0.240.0060.00017.13
8.0.230.0030.00317.04
8.0.220.0040.00416.99
8.0.210.0000.00817.04
8.0.200.0000.00617.18
8.0.190.0040.00416.95
8.0.180.0070.00016.95
8.0.170.0030.00516.95
8.0.160.0030.00317.05
8.0.150.0030.00317.02
8.0.140.0070.00016.91
8.0.130.0030.00313.47
8.0.120.0000.00816.84
8.0.110.0050.00316.86
8.0.100.0040.00416.93
8.0.90.0050.00316.97
8.0.80.0160.00316.92
8.0.70.0000.00817.00
8.0.60.0070.00017.09
8.0.50.0040.00416.82
8.0.30.0120.00717.01
8.0.20.0080.01117.40
8.0.10.0000.00817.15
8.0.00.0090.01116.96
7.4.330.0030.00315.05
7.4.320.0030.00316.59
7.4.300.0050.00216.77
7.4.290.0080.00016.70
7.4.280.0030.00516.80
7.4.270.0030.00316.80
7.4.260.0030.00316.68
7.4.250.0040.00416.67
7.4.240.0040.00416.81
7.4.230.0000.00816.90
7.4.220.0040.02016.74
7.4.210.0060.00916.83
7.4.200.0000.00716.45
7.4.160.0080.01216.50
7.4.150.0160.00917.40
7.4.140.0050.01217.86
7.4.130.0110.00716.60
7.4.120.0120.00516.77
7.4.110.0080.00816.80
7.4.100.0130.00316.61
7.4.90.0070.01016.67
7.4.80.0090.01216.75
7.4.70.0070.01016.84
7.4.60.0120.00616.65
7.4.50.0030.00616.77
7.4.40.0070.01416.76
7.4.30.0090.00616.42
7.4.00.0060.00615.15
7.3.330.0020.00213.29
7.3.320.0060.00013.13
7.3.310.0030.00316.46
7.3.300.0000.00616.27
7.3.290.0030.01016.46
7.3.280.0080.00816.40
7.3.270.0110.00617.40
7.3.260.0060.01016.65
7.3.250.0140.00316.41
7.3.240.0120.00816.55
7.3.230.0090.00916.76
7.3.210.0110.00816.51
7.3.200.0030.01419.39
7.3.190.0060.01316.57
7.3.180.0070.01416.44
7.3.170.0070.01016.45
7.3.160.0120.00316.52
7.3.120.0110.00714.92
7.3.110.0100.00714.90
7.3.100.0090.00614.98
7.3.90.0050.00514.86
7.3.80.0090.00915.11
7.3.70.0030.00714.88
7.3.60.0170.00015.10
7.3.50.0060.00914.97
7.3.40.0030.01014.77
7.3.30.0030.00615.12
7.3.20.0100.00316.63
7.3.10.0090.00616.77
7.3.00.0030.01016.86
7.2.330.0100.00716.83
7.2.320.0090.01516.74
7.2.310.0060.01216.98
7.2.300.0060.01216.80
7.2.290.0110.00816.84
7.2.240.0030.01415.27
7.2.230.0070.01015.42
7.2.220.0130.00315.39
7.2.210.0040.01115.20
7.2.200.0000.01415.24
7.2.190.0060.00915.40
7.2.180.0060.00315.21
7.2.170.0120.00615.28
7.2.160.0060.00915.17
7.2.150.0030.01417.05
7.2.140.0100.00017.20
7.2.130.0000.01716.99
7.2.120.0070.00716.88
7.2.110.0070.00716.79
7.2.100.0060.00916.86
7.2.90.0030.00616.90
7.2.80.0070.00717.17
7.2.70.0060.00917.04
7.2.60.0060.01017.14
7.2.50.0030.00717.26
7.2.40.0100.00617.19
7.2.30.0060.01016.98
7.2.20.0090.00617.14
7.2.10.0060.00617.05
7.2.00.0130.00417.81
7.1.330.0040.00715.89
7.1.320.0100.00316.01
7.1.310.0040.00915.93
7.1.300.0000.00915.77
7.1.290.0080.00315.85
7.1.280.0060.01116.06
7.1.270.0060.00316.11
7.1.260.0030.01016.09
7.1.250.0060.00916.03
7.1.100.0070.00318.50
7.1.70.0070.00317.35
7.1.60.0090.01619.32
7.1.50.0120.00616.89
7.1.00.0130.06322.29
7.0.200.0000.00817.05
7.0.140.0070.07022.15
7.0.60.0070.07020.02
7.0.50.0070.08317.82
7.0.40.0070.04020.06
7.0.30.0570.06020.32
7.0.20.0200.04320.24
7.0.10.0100.04720.21
7.0.00.0070.07320.01
5.6.280.0000.07721.15
5.6.210.0100.07720.60
5.6.200.0070.08018.13
5.6.190.0100.04320.48
5.6.180.0530.07020.41
5.6.170.0330.06720.47
5.6.160.0100.04020.49
5.6.150.0100.08018.22
5.6.140.0130.07718.15
5.6.130.0030.05018.11
5.6.120.0200.06021.09
5.6.110.0100.06021.02
5.6.100.0070.04721.11
5.6.90.0130.08020.99
5.6.80.0000.04720.40
5.5.350.0230.07720.49
5.5.340.0200.06317.92
5.5.330.0070.08720.56
5.5.320.0230.04720.30
5.5.310.0200.07020.48
5.5.300.0170.05317.95
5.5.290.0200.06717.89
5.5.280.0130.07320.88
5.5.270.0200.05720.63
5.5.260.0070.08320.98
5.5.250.0200.07320.55
5.5.240.0170.02720.36
5.4.450.0270.06019.62
5.4.440.1000.05019.54
5.4.430.0700.07319.62
5.4.420.0730.05019.32
5.4.410.1030.05719.42
5.4.400.1000.04019.16
5.4.390.0700.05319.15
5.4.380.0470.08018.79
5.4.370.0400.06018.53
5.4.360.0470.04318.59
5.4.350.0230.06018.72
5.4.340.0470.05718.59
5.4.320.0050.03812.45
5.4.310.0060.03812.45
5.4.300.0040.03912.46
5.4.290.0060.03812.45
5.4.280.0040.03712.35
5.4.270.0070.04212.35
5.4.260.0070.03812.35
5.4.250.0040.04012.35
5.4.240.0040.03912.35
5.4.230.0080.03512.34
5.4.220.0060.04212.34
5.4.210.0060.03412.34
5.4.200.0080.03412.34
5.4.190.0030.03712.34
5.4.180.0060.03512.34
5.4.170.0090.03112.35
5.4.160.0060.04112.35
5.4.150.0080.04312.34
5.4.140.0050.04412.02
5.4.130.0050.03512.02
5.4.120.0020.04011.97
5.4.110.0070.04411.97
5.4.100.0050.04111.97
5.4.90.0060.03611.96
5.4.80.0040.03711.97
5.4.70.0050.03511.96
5.4.60.0040.03711.96
5.4.50.0060.03411.97
5.4.40.0050.03511.95
5.4.30.0050.04011.95
5.4.20.0060.04211.95
5.4.10.0050.03611.95
5.4.00.0060.03611.44
5.3.290.0110.03512.80
5.3.280.0010.04212.71
5.3.270.0070.03812.73
5.3.260.0070.03712.72
5.3.250.0060.03612.72
5.3.240.0040.03812.71
5.3.230.0070.03612.71
5.3.220.0100.03412.68
5.3.210.0090.03712.68
5.3.200.0120.03712.68
5.3.190.0050.03712.68
5.3.180.0070.03412.67
5.3.170.0100.03412.66
5.3.160.0060.03512.67
5.3.150.0050.04012.67
5.3.140.0070.03912.66
5.3.130.0070.03912.66
5.3.120.0060.03812.66
5.3.110.0060.04912.66
5.3.100.0060.03612.12
5.3.90.0080.04012.09
5.3.80.0070.03512.07
5.3.70.0040.03712.07
5.3.60.0050.03612.07
5.3.50.0060.04112.00
5.3.40.0060.04012.00
5.3.30.0060.03811.96
5.3.20.0110.03411.73
5.3.10.0030.03711.70
5.3.00.0050.04411.70
5.2.170.0050.0349.20
5.2.160.0040.0289.19
5.2.150.0010.0329.20
5.2.140.0050.0289.19
5.2.130.0060.0279.15
5.2.120.0040.0289.15
5.2.110.0040.0299.16
5.2.100.0050.0299.16
5.2.90.0040.0289.15
5.2.80.0080.0369.15
5.2.70.0090.0299.15
5.2.60.0060.0359.11
5.2.50.0050.0299.07
5.2.40.0060.0279.05
5.2.30.0070.0279.03
5.2.20.0040.0299.02
5.2.10.0060.0268.92
5.2.00.0030.0298.78
5.1.60.0030.0248.07
5.1.50.0040.0258.07
5.1.40.0040.0348.04
5.1.30.0020.0298.39
5.1.20.0060.0328.41
5.1.10.0040.0308.14
5.1.00.0020.0268.14
5.0.50.0020.0216.63
5.0.40.0040.0256.49
5.0.30.0050.0326.30
5.0.20.0030.0256.27
5.0.10.0060.0196.25
5.0.00.0030.0366.25
4.4.90.0040.0144.77
4.4.80.0040.0134.75
4.4.70.0030.0154.75
4.4.60.0010.0164.76
4.4.50.0010.0164.77
4.4.40.0010.0274.71
4.4.30.0040.0134.76
4.4.20.0020.0154.84
4.4.10.0020.0174.85
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0050.0204.66
4.3.90.0030.0194.63
4.3.80.0060.0254.59
4.3.70.0020.0154.63
4.3.60.0020.0154.62
4.3.50.0050.0174.63
4.3.40.0020.0244.54
4.3.30.0030.0153.29
4.3.20.0000.0173.27
4.3.10.0030.0183.22
4.3.00.0030.0206.80

preferences:
40.42 ms | 400 KiB | 5 Q