3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = new RecursiveArrayIterator([0,1,[0,1]]); $r = new RecursiveRegexIterator($arr, "/[0-9]/"); foreach($r as $k=>$v) { var_dump($v); }

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)
8.3.40.0160.00018.97
8.3.30.0100.00319.13
8.3.20.0040.00420.16
8.3.10.0030.00620.59
8.3.00.0040.00419.38
8.2.170.0070.00722.96
8.2.160.0030.01020.58
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00422.36
8.2.110.0080.00022.10
8.2.100.0060.00618.02
8.2.90.0040.00419.16
8.2.80.0040.00517.97
8.2.70.0040.00417.47
8.2.60.0050.00317.91
8.2.50.0050.00518.07
8.2.40.0040.00418.21
8.2.30.0000.00719.27
8.2.20.0040.00417.95
8.2.10.0080.00018.12
8.2.00.0030.00617.77
8.1.270.0000.00823.82
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0030.00623.82
8.1.230.0040.00719.05
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00617.35
8.1.190.0000.00817.35
8.1.180.0000.00819.31
8.1.170.0000.00818.52
8.1.160.0000.00722.09
8.1.150.0040.00418.92
8.1.140.0030.00617.52
8.1.130.0070.00017.85
8.1.120.0040.00417.63
8.1.110.0040.00417.62
8.1.100.0040.00417.48
8.1.90.0000.00717.51
8.1.80.0000.00717.60
8.1.70.0050.00317.56
8.1.60.0030.00517.69
8.1.50.0030.00617.68
8.1.40.0030.00517.53
8.1.30.0000.00917.71
8.1.20.0040.00417.71
8.1.10.0000.00817.71
8.1.00.0000.00817.71
8.0.300.0000.00818.77
8.0.290.0070.00016.88
8.0.280.0070.00018.50
8.0.270.0050.00217.34
8.0.260.0030.00317.28
8.0.250.0000.00717.06
8.0.240.0050.00316.97
8.0.230.0040.00416.99
8.0.220.0000.00717.11
8.0.210.0030.00316.99
8.0.200.0060.00017.16
8.0.190.0000.00817.13
8.0.180.0040.00417.04
8.0.170.0050.00317.03
8.0.160.0070.00017.06
8.0.150.0030.00316.99
8.0.140.0040.00417.05
8.0.130.0000.00513.50
8.0.120.0030.00616.97
8.0.110.0000.00716.99
8.0.100.0070.00016.92
8.0.90.0030.00516.87
8.0.80.0070.01016.98
8.0.70.0000.00817.10
8.0.60.0020.00516.94
8.0.50.0000.00716.98
8.0.30.0120.00617.33
8.0.20.0090.00917.40
8.0.10.0000.00717.14
8.0.00.0040.01416.92
7.4.330.0000.00515.23
7.4.320.0030.00316.71
7.4.300.0000.00616.72
7.4.290.0030.00516.62
7.4.280.0030.00516.84
7.4.270.0070.00016.84
7.4.260.0000.00716.75
7.4.250.0080.00016.72
7.4.240.0040.00416.78
7.4.230.0030.00316.63
7.4.220.0110.01116.72
7.4.210.0180.00416.76
7.4.200.0000.00716.61
7.4.160.0090.00916.61
7.4.150.0120.00617.40
7.4.140.0130.00817.86
7.4.130.0070.01016.68
7.4.120.0130.00616.72
7.4.110.0080.00816.48
7.4.100.0070.01016.85
7.4.90.0090.01516.67
7.4.80.0100.00716.66
7.4.70.0060.01016.60
7.4.60.0100.00616.73
7.4.50.0040.00416.32
7.4.40.0130.00316.65
7.4.30.0060.01016.69
7.4.00.0030.01415.29
7.3.330.0060.00013.39
7.3.320.0040.00413.33
7.3.310.0000.00716.41
7.3.300.0000.00716.38
7.3.290.0070.00716.45
7.3.280.0090.00916.47
7.3.270.0100.01017.40
7.3.260.0070.01116.98
7.3.250.0070.01016.42
7.3.240.0100.01016.64
7.3.230.0070.01416.76
7.3.210.0160.00316.61
7.3.200.0190.00019.39
7.3.190.0100.01016.69
7.3.180.0060.01016.36
7.3.170.0180.00016.44
7.3.160.0060.00916.89
7.2.330.0160.00016.86
7.2.320.0090.01616.79
7.2.310.0170.00316.66
7.2.300.0120.00416.63
7.2.290.0110.00616.93
7.1.70.0040.00717.46
7.1.60.0210.00319.32
7.1.50.0130.01317.24
7.1.00.0100.06722.32
7.0.200.0040.00716.76
7.0.140.0100.06721.97
7.0.60.0070.08020.05
7.0.50.0000.04317.74
7.0.40.0130.07320.04
7.0.30.0230.04720.32
7.0.20.0300.07720.35
7.0.10.0070.04020.19
7.0.00.0130.08020.19
5.6.280.0000.07721.11
5.6.210.0000.04320.66
5.6.200.0130.06018.13
5.6.190.0130.07320.41
5.6.180.0330.04320.39
5.6.170.0300.05020.48
5.6.160.0130.07720.48
5.6.150.0070.04018.13
5.6.140.0100.03718.05
5.6.130.0100.05018.15
5.6.120.0030.05720.77
5.6.110.0130.07020.88
5.6.100.0070.06721.09
5.6.90.0170.07020.98
5.6.80.0070.07020.38
5.5.350.0100.09020.42
5.5.340.0000.04018.02
5.5.330.0100.08320.20
5.5.320.0330.06720.41
5.5.310.0270.09320.30
5.5.300.0070.04317.88
5.5.290.0030.04317.92
5.5.280.0030.08720.79
5.5.270.0100.06720.84
5.5.260.0100.08020.88
5.5.250.0130.06720.66
5.5.240.0170.07320.11
5.4.450.0130.05319.45
5.4.440.0830.06319.27
5.4.430.0870.06319.29
5.4.420.0400.05019.36
5.4.410.0970.06719.02
5.4.400.0800.05018.81
5.4.390.0800.05319.28
5.4.380.0370.06318.70
5.4.370.0000.06318.61
5.4.360.0500.05718.66
5.4.350.0530.05718.72
5.4.340.0230.06318.73
5.4.320.0040.03812.46
5.4.310.0110.03312.45
5.4.300.0040.03812.45
5.4.290.0080.03612.45
5.4.280.0080.03312.35
5.4.270.0070.03512.35
5.4.260.0070.03712.35
5.4.250.0060.03912.35
5.4.240.0050.03712.35
5.4.230.0060.03712.34
5.4.220.0050.03712.34
5.4.210.0050.03612.34
5.4.200.0050.03812.34
5.4.190.0030.03812.34
5.4.180.0090.03212.34
5.4.170.0090.03212.35
5.4.160.0070.03312.34
5.4.150.0060.03512.34
5.4.140.0120.04012.02
5.4.130.0050.03612.02
5.4.120.0040.03711.97
5.4.110.0080.03611.97
5.4.100.0070.04311.97
5.4.90.0070.03511.96
5.4.80.0030.03911.97
5.4.70.0060.03411.96
5.4.60.0080.03211.96
5.4.50.0060.03511.96
5.4.40.0070.03411.95
5.4.30.0070.03411.95
5.4.20.0090.03311.95
5.4.10.0030.03711.95
5.4.00.0050.03811.44
5.3.290.0040.04812.80
5.3.280.0060.04212.71
5.3.270.0040.04112.73
5.3.260.0080.04012.72
5.3.250.0080.03712.72
5.3.240.0050.03912.72
5.3.230.0040.03912.71
5.3.220.0070.03612.68
5.3.210.0090.03612.68
5.3.200.0070.03512.68
5.3.190.0020.04212.67
5.3.180.0050.03712.68
5.3.170.0090.03512.67
5.3.160.0090.03312.67
5.3.150.0040.03912.67
5.3.140.0050.03912.66
5.3.130.0050.03912.66
5.3.120.0070.03612.66
5.3.110.0070.03812.65
5.3.100.0050.03712.11
5.3.90.0070.03512.08
5.3.80.0050.03712.07
5.3.70.0060.03512.07
5.3.60.0070.03812.06
5.3.50.0070.04612.00
5.3.40.0030.03812.00
5.3.30.0040.04111.95
5.3.20.0050.04511.73
5.3.10.0100.04211.70
5.3.00.0060.03511.68
5.2.170.0050.0309.18
5.2.160.0030.0309.18
5.2.150.0040.0319.18
5.2.140.0070.0289.18
5.2.130.0080.0269.14
5.2.120.0040.0299.14
5.2.110.0060.0289.14
5.2.100.0030.0309.14
5.2.90.0050.0289.14
5.2.80.0070.0289.14
5.2.70.0060.0299.14
5.2.60.0060.0419.09
5.2.50.0070.0329.06
5.2.40.0050.0279.04
5.2.30.0050.0299.02
5.2.20.0040.0299.00
5.2.10.0070.0298.93
5.2.00.0060.0278.78
5.1.60.0060.0338.07
5.1.50.0060.0298.06
5.1.40.0040.0248.04
5.1.30.0070.0238.40
5.1.20.0060.0258.42
5.1.10.0020.0298.14
5.1.00.0040.0268.14
5.0.50.0030.0216.63
5.0.40.0030.0196.48
5.0.30.0030.0306.29
5.0.20.0050.0176.26
5.0.10.0050.0186.24
5.0.00.0030.0316.23
4.4.90.0050.0134.78
4.4.80.0030.0154.75
4.4.70.0030.0154.76
4.4.60.0040.0144.75
4.4.50.0060.0124.77
4.4.40.0020.0274.71
4.4.30.0050.0184.76
4.4.20.0020.0164.85
4.4.10.0040.0144.85
4.4.00.0030.0264.76
4.3.110.0030.0194.67
4.3.100.0040.0144.66
4.3.90.0010.0164.63
4.3.80.0020.0244.59
4.3.70.0040.0184.63
4.3.60.0060.0164.63
4.3.50.0020.0224.62
4.3.40.0030.0244.54
4.3.30.0040.0153.29
4.3.20.0020.0153.27
4.3.10.0030.0143.22
4.3.00.0030.0276.86

preferences:
42.25 ms | 400 KiB | 5 Q