3v4l.org

run code in 300+ PHP versions simultaneously
<?php class x extends RecursiveRegexIterator{} $arr = new RecursiveArrayIterator([0,[1,2]]); $x = new x($arr, '/.*/'); $x->next(); $child = $x->getChildren();

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)
8.3.60.0120.00618.43
8.3.50.0140.00722.13
8.3.40.0070.00718.79
8.3.30.0070.01018.95
8.3.20.0000.00720.16
8.3.10.0110.00020.57
8.3.00.0040.00419.38
8.2.180.0150.00316.47
8.2.170.0110.00322.96
8.2.160.0030.01020.32
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00422.09
8.2.110.0040.00422.27
8.2.100.0070.00317.84
8.2.90.0040.00419.27
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0050.00317.92
8.2.50.0000.00918.07
8.2.40.0000.00818.16
8.2.30.0070.00019.20
8.2.20.0050.00317.74
8.2.10.0040.00418.02
8.2.00.0000.00817.82
8.1.280.0060.00925.92
8.1.270.0050.00521.88
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.77
8.1.230.0120.00019.21
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0030.00617.22
8.1.190.0000.00817.35
8.1.180.0040.00419.00
8.1.170.0040.00418.71
8.1.160.0040.00421.97
8.1.150.0040.00418.76
8.1.140.0040.00417.53
8.1.130.0050.00217.86
8.1.120.0000.00717.54
8.1.110.0070.00017.44
8.1.100.0030.00317.45
8.1.90.0040.00417.58
8.1.80.0000.00717.44
8.1.70.0000.00717.55
8.1.60.0040.00417.62
8.1.50.0050.00317.62
8.1.40.0060.00317.61
8.1.30.0040.00417.64
8.1.20.0000.00817.65
8.1.10.0040.00417.55
8.1.00.0000.00817.50
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0030.00318.40
8.0.270.0070.00017.13
8.0.260.0060.00017.10
8.0.250.0070.00017.00
8.0.240.0040.00416.91
8.0.230.0040.00417.04
8.0.220.0060.00016.93
8.0.210.0040.00417.03
8.0.200.0040.00416.92
8.0.190.0030.00317.02
8.0.180.0070.00016.98
8.0.170.0050.00217.01
8.0.160.0000.00817.02
8.0.150.0040.00416.89
8.0.140.0070.00016.93
8.0.130.0060.00313.44
8.0.120.0000.00816.93
8.0.110.0070.00017.00
8.0.100.0000.00717.02
8.0.90.0040.00416.79
8.0.80.0090.00616.91
8.0.70.0030.00516.85
8.0.60.0000.00817.00
8.0.50.0000.00716.96
8.0.30.0140.00617.22
8.0.20.0100.00917.40
8.0.10.0000.00716.93
8.0.00.0120.01016.96
7.4.330.0020.00215.09
7.4.320.0000.00716.64
7.4.300.0000.00716.65
7.4.290.0000.00716.71
7.4.280.0040.00416.71
7.4.270.0050.00216.61
7.4.260.0030.00316.54
7.4.250.0000.00716.70
7.4.240.0000.00716.63
7.4.230.0040.00416.57
7.4.220.0150.00616.78
7.4.210.0150.00416.64
7.4.200.0030.00316.56
7.4.160.0130.00316.73
7.4.150.0100.01317.40
7.4.140.0140.00317.86
7.4.130.0080.00816.55
7.4.120.0110.00616.51
7.4.110.0060.01616.65
7.4.100.0060.01216.63
7.4.90.0100.01016.43
7.4.80.0150.00818.80
7.4.70.0160.00616.32
7.4.60.0080.00816.50
7.4.50.0030.00516.75
7.4.40.0060.01216.66
7.4.30.0100.00716.68
7.4.00.0040.01514.96
7.3.330.0030.00313.30
7.3.320.0060.00013.18
7.3.310.0070.00016.26
7.3.300.0070.00016.16
7.3.290.0090.00616.37
7.3.280.0070.01016.32
7.3.270.0120.00617.40
7.3.260.0150.00316.38
7.3.250.0130.00816.43
7.3.240.0130.00716.52
7.3.230.0100.00716.44
7.3.210.0070.01016.55
7.3.200.0120.00619.39
7.3.190.0130.00316.41
7.3.180.0130.00316.37
7.3.170.0160.00516.74
7.3.160.0060.00916.22
7.3.120.0090.00914.84
7.3.110.0070.01014.53
7.3.100.0030.01014.88
7.3.90.0080.00515.04
7.3.80.0000.01114.72
7.3.70.0070.00714.95
7.3.60.0060.00614.77
7.3.50.0000.00814.61
7.3.40.0100.00614.95
7.3.30.0030.00614.88
7.3.20.0030.00616.77
7.3.10.0070.00916.54
7.3.00.0060.01116.71
7.2.330.0140.00316.58
7.2.320.0060.01316.63
7.2.310.0060.01116.67
7.2.300.0060.00916.62
7.2.290.0090.00616.73
7.2.240.0120.00814.80
7.2.230.0040.00815.09
7.2.220.0070.01014.80
7.2.210.0070.00714.73
7.2.200.0070.00315.16
7.2.190.0060.00915.20
7.2.180.0030.01015.23
7.2.170.0090.00615.06
7.2.160.0030.00615.08
7.2.150.0070.00716.96
7.2.140.0110.00717.01
7.2.130.0060.00916.77
7.2.120.0050.00716.81
7.2.110.0030.00817.03
7.2.100.0030.01016.93
7.2.90.0020.01316.96
7.2.80.0050.01016.93
7.2.70.0080.00616.99
7.2.60.0080.00616.99
7.2.50.0080.00516.99
7.2.40.0080.00516.94
7.2.30.0040.00916.97
7.2.20.0050.00916.90
7.2.10.0070.00917.04
7.2.00.0050.01017.84
7.1.330.0060.01215.89
7.1.320.0040.00915.72
7.1.310.0060.00915.80
7.1.300.0070.00415.74
7.1.290.0040.01015.61
7.1.280.0070.00015.90
7.1.270.0030.00615.77
7.1.260.0130.00315.94
7.1.250.0040.00815.99
7.1.100.0000.01318.23
7.1.70.0840.00617.41
7.1.60.0060.01119.32
7.1.50.0000.02217.11
7.1.00.0070.07322.43
7.0.200.0030.00716.75
7.0.140.0070.07021.92
7.0.60.0030.08019.85
7.0.50.0070.08317.96
7.0.40.0070.08020.12
7.0.30.0100.05020.31
7.0.20.0270.07020.09
7.0.10.0100.06320.08
7.0.00.0070.08720.13
5.6.280.0030.07320.93
5.6.210.0130.08320.63
5.6.200.0100.08018.22
5.6.190.0070.09020.39
5.6.180.3530.04720.62
5.6.170.0330.07320.57
5.6.160.0030.04020.52
5.6.150.0030.07018.27
5.6.140.0130.07718.27
5.6.130.0030.07718.18
5.6.120.0070.05721.06
5.6.110.0070.08720.97
5.6.100.0100.06721.02
5.6.90.0100.08021.01
5.6.80.0100.04720.38
5.6.70.4170.03320.35
5.5.350.0100.08020.41
5.5.340.0030.04318.07
5.5.330.0200.05720.29
5.5.320.0330.03720.24
5.5.310.0270.04020.34
5.5.300.0030.04018.08
5.5.290.0070.05017.98
5.5.280.0170.07720.89
5.5.270.0030.08720.65
5.5.260.0100.07020.74
5.5.250.0030.04720.62
5.5.240.0030.03020.35
5.4.450.0500.04319.46
5.4.440.0100.05319.55
5.4.430.0800.05319.47
5.4.420.0670.00019.39
5.4.410.0600.00019.45
5.4.400.0800.00019.12
5.4.390.0800.00019.02
5.4.380.0370.07318.76
5.4.370.0270.04718.70
5.4.360.0270.06718.78
5.4.350.0270.05318.55
5.4.340.0370.05718.80
5.4.320.0070.03412.50
5.4.310.0060.04712.50
5.4.300.0070.03612.50
5.4.290.0060.04112.50
5.4.280.0060.03612.40
5.4.270.0030.03812.40
5.4.260.0070.04212.40
5.4.250.0120.04912.39
5.4.240.0080.03512.40
5.4.230.0030.03912.39
5.4.220.0080.03912.39
5.4.210.0050.03512.39
5.4.200.0060.03912.39
5.4.190.0070.03312.39
5.4.180.0070.03412.39
5.4.170.0070.03412.40
5.4.160.0050.03712.40
5.4.150.0060.03512.39
5.4.140.0060.03712.07
5.4.130.0040.03812.06
5.4.120.0060.03412.02
5.4.110.0080.03212.02
5.4.100.0060.03512.02
5.4.90.0030.03912.02
5.4.80.0060.03712.02
5.4.70.0060.03412.01
5.4.60.0040.03512.02
5.4.50.0070.04212.01
5.4.40.0060.03412.00
5.4.30.0100.03712.00
5.4.20.0070.04112.00
5.4.10.0040.03512.00
5.4.00.0090.03411.49
5.3.290.0110.04312.80
5.3.280.0050.03912.71
5.3.270.0050.04412.72
5.3.260.0120.04412.72
5.3.250.0090.03512.72
5.3.240.0100.03512.72
5.3.230.0070.03912.71
5.3.220.0090.03412.68
5.3.210.0040.04012.68
5.3.200.0070.03512.68
5.3.190.0080.03612.68
5.3.180.0050.03612.67
5.3.170.0080.03312.67
5.3.160.0060.03612.68
5.3.150.0060.03612.67
5.3.140.0090.04012.66
5.3.130.0060.03812.66
5.3.120.0050.04012.66
5.3.110.0090.03612.66
5.3.100.0060.03712.13
5.3.90.0080.03512.11
5.3.80.0050.03912.10
5.3.70.0090.03412.10
5.3.60.0070.03912.08
5.3.50.0100.03312.03
5.3.40.0050.04712.02
5.3.30.0130.04511.99
5.3.20.0110.04311.76
5.3.10.0070.03411.74
5.3.00.0040.03911.72
5.2.170.0060.0299.22
5.2.160.0010.0339.22
5.2.150.0060.0319.22
5.2.140.0080.0309.22
5.2.130.0060.0289.18
5.2.120.0040.0299.18
5.2.110.0050.0299.18
5.2.100.0050.0329.18
5.2.90.0050.0279.18
5.2.80.0020.0319.18
5.2.70.0050.0299.18
5.2.60.0060.0279.13
5.2.50.0030.0309.10
5.2.40.0030.0309.08
5.2.30.0030.0309.05
5.2.20.0020.0309.04
5.2.10.0030.0348.95
5.2.00.0060.0278.80
5.1.60.0030.0348.09
5.1.50.0050.0308.08
5.1.40.0080.0258.06
5.1.30.0050.0308.41
5.1.20.0080.0228.43
5.1.10.0010.0288.16
5.1.00.0030.0268.16
5.0.50.0040.0206.64
5.0.40.0060.0166.50
5.0.30.0040.0376.31
5.0.20.0030.0206.27
5.0.10.0050.0266.25
5.0.00.0030.0316.25
4.4.90.0020.0184.78
4.4.80.0020.0164.75
4.4.70.0020.0174.76
4.4.60.0040.0144.76
4.4.50.0060.0144.77
4.4.40.0030.0274.70
4.4.30.0030.0154.76
4.4.20.0040.0144.85
4.4.10.0010.0174.85
4.4.00.0020.0264.76
4.3.110.0020.0164.67
4.3.100.0010.0174.66
4.3.90.0030.0144.64
4.3.80.0030.0244.58
4.3.70.0060.0114.63
4.3.60.0020.0204.63
4.3.50.0050.0204.63
4.3.40.0040.0264.54
4.3.30.0020.0213.30
4.3.20.0020.0183.28
4.3.10.0010.0173.24
4.3.00.0200.04016.39

preferences:
46.59 ms | 401 KiB | 5 Q