3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/.[[]]./', 'foo42[ba]rl[]ol', $m), $m);

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)
8.3.60.0000.01416.50
8.3.50.0260.00623.04
8.3.40.0180.00018.72
8.3.30.0110.00418.91
8.3.20.0050.00320.16
8.3.10.0040.00423.39
8.3.00.0050.00319.51
8.2.180.0040.01118.41
8.2.170.0170.00322.96
8.2.160.0000.01520.32
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0000.00821.02
8.2.110.0030.00620.36
8.2.100.0040.00818.06
8.2.90.0090.00019.05
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0060.00317.93
8.2.50.0060.00618.07
8.2.40.0040.00418.09
8.2.30.0040.00418.05
8.2.20.0080.00017.77
8.2.10.0050.00217.93
8.2.00.0030.00517.57
8.1.280.0070.01425.92
8.1.270.0040.00424.01
8.1.260.0060.00326.35
8.1.250.0050.00228.09
8.1.240.0130.01022.00
8.1.230.0080.00319.17
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.11
8.1.190.0040.00417.11
8.1.180.0000.00818.10
8.1.170.0000.00818.70
8.1.160.0040.00421.96
8.1.150.0000.00818.77
8.1.140.0030.00617.38
8.1.130.0000.00717.80
8.1.120.0040.00417.49
8.1.110.0000.00817.36
8.1.100.0030.00517.52
8.1.90.0050.00217.51
8.1.80.0030.00617.54
8.1.70.0000.00717.39
8.1.60.0030.00617.49
8.1.50.0050.00317.43
8.1.40.0030.00517.53
8.1.30.0000.00817.66
8.1.20.0020.00517.60
8.1.10.0000.00717.58
8.1.00.0000.00817.49
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0070.00018.32
8.0.270.0070.00017.14
8.0.260.0000.00817.20
8.0.250.0030.00317.03
8.0.240.0030.00516.95
8.0.230.0070.00017.02
8.0.220.0050.00216.83
8.0.210.0070.00016.88
8.0.200.0050.00316.98
8.0.190.0000.00717.00
8.0.180.0050.00216.91
8.0.170.0080.00016.98
8.0.160.0050.00216.84
8.0.150.0030.00316.84
8.0.140.0040.00416.78
8.0.130.0030.00313.37
8.0.120.0050.00316.75
8.0.110.0030.00616.96
8.0.100.0000.00716.90
8.0.90.0000.00816.89
8.0.80.0030.01316.96
8.0.70.0040.00416.86
8.0.60.0000.00716.87
8.0.50.0000.00816.75
8.0.30.0050.01417.03
8.0.20.0150.00617.40
8.0.10.0000.00716.88
8.0.00.0110.00916.90
7.4.330.0050.00015.00
7.4.320.0000.00716.55
7.4.300.0060.00016.47
7.4.290.0040.00416.66
7.4.280.0060.00316.71
7.4.270.0030.00316.67
7.4.260.0070.00016.68
7.4.250.0040.00416.55
7.4.240.0020.00516.61
7.4.230.0060.00016.57
7.4.220.0140.00316.56
7.4.210.0070.00716.75
7.4.200.0000.00716.70
7.4.160.0070.01016.66
7.4.150.0130.01017.40
7.4.140.0130.00517.86
7.4.130.0080.00816.54
7.4.120.0090.00916.55
7.4.110.0150.00616.54
7.4.100.0070.01016.48
7.4.90.0110.00716.56
7.4.80.0100.00719.39
7.4.70.0030.01616.82
7.4.60.0140.00416.52
7.4.50.0000.00816.47
7.4.40.0160.00016.45
7.4.30.0110.00716.68
7.4.00.0050.01214.93
7.3.330.0000.00513.12
7.3.320.0020.00313.21
7.3.310.0040.00416.37
7.3.300.0040.00416.27
7.3.290.0070.00716.39
7.3.280.0080.00816.32
7.3.270.0130.01017.40
7.3.260.0160.00416.50
7.3.250.0100.00716.34
7.3.240.0060.01016.32
7.3.230.0150.00316.39
7.3.210.0070.01116.49
7.3.200.0130.00319.39
7.3.190.0160.00616.56
7.3.180.0030.01316.36
7.3.170.0060.01016.27
7.3.160.0060.01016.54
7.3.120.0060.01215.15
7.3.110.0040.01215.18
7.3.100.0070.00714.39
7.3.90.0060.01314.87
7.3.80.0120.00314.98
7.3.70.0040.01114.82
7.3.60.0060.00614.92
7.3.50.0040.00814.85
7.3.40.0030.01014.76
7.3.30.0110.00314.72
7.3.20.0090.00316.70
7.3.10.0030.01416.50
7.3.00.0030.01216.45
7.2.330.0120.00616.69
7.2.320.0170.00016.69
7.2.310.0130.01016.45
7.2.300.0130.00516.53
7.2.290.0130.00316.72
7.2.250.0070.01114.83
7.2.240.0070.01315.01
7.2.230.0070.00714.77
7.2.220.0040.00814.82
7.2.210.0070.00714.94
7.2.200.0040.00714.73
7.2.190.0120.00314.86
7.2.180.0080.00614.82
7.2.170.0060.00314.81
7.2.60.0030.01016.89
7.2.00.0050.00519.60
7.1.330.0060.01015.98
7.1.320.0060.00815.74
7.1.310.0000.01515.75
7.1.300.0070.00716.01
7.1.290.0130.00015.82
7.1.280.0000.01115.92
7.1.270.0130.00015.75
7.1.260.0000.01315.66
7.1.200.0030.01015.90
7.1.100.0040.01218.48
7.1.70.0000.00817.39
7.1.60.0110.01419.46
7.1.50.0070.01116.77
7.1.00.0070.07322.52
7.0.200.0030.00616.75
7.0.140.0070.07022.04
7.0.60.0070.07719.96
7.0.50.0100.08717.90
7.0.40.0000.05019.92
7.0.30.0200.04020.02
7.0.20.0300.07320.34
7.0.10.0030.04720.18
7.0.00.0070.07720.18
5.6.280.0000.07720.98
5.6.210.0200.07020.56
5.6.200.0100.08318.11
5.6.190.0000.05020.60
5.6.180.0300.07720.48
5.6.170.0300.08020.50
5.6.160.0030.08020.70
5.6.150.0130.03318.12
5.6.140.0070.08018.14
5.6.130.0100.07318.08
5.6.120.0000.08720.93
5.6.110.0100.08321.11
5.6.100.0100.08320.96
5.6.90.0070.08320.96
5.6.80.0170.07020.34
5.6.70.4430.04020.37
5.5.350.0130.04720.31
5.5.340.0130.07017.88
5.5.330.0070.07720.12
5.5.320.0070.06720.41
5.5.310.0270.04720.50
5.5.300.0030.06317.93
5.5.290.0030.05317.95
5.5.280.0130.07320.87
5.5.270.0100.08320.79
5.5.260.0000.07720.83
5.5.250.0100.08020.55
5.5.240.0230.06320.06
5.4.450.0330.04719.39
5.4.440.0470.04319.26
5.4.430.0230.04719.21
5.4.420.0370.05019.41
5.4.410.0330.04319.44
5.4.400.0230.03719.09
5.4.390.0230.04719.25
5.4.380.0470.08018.77
5.4.370.0330.05718.73
5.4.360.0300.05018.48
5.4.350.0430.06018.71
5.4.340.0500.06018.51
5.4.320.0100.03912.45
5.4.310.0080.03712.45
5.4.300.0060.03612.46
5.4.290.0090.03512.45
5.4.280.0060.03712.35
5.4.270.0070.03712.34
5.4.260.0050.04212.35
5.4.250.0110.05212.35
5.4.240.0070.05112.35
5.4.230.0050.03912.34
5.4.220.0070.03512.34
5.4.210.0100.03612.34
5.4.200.0080.05112.34
5.4.190.0070.03912.34
5.4.180.0050.03912.34
5.4.170.0080.05212.34
5.4.160.0070.04512.34
5.4.150.0060.05112.34
5.4.140.0060.03812.02
5.4.130.0060.03612.01
5.4.120.0060.03611.97
5.4.110.0090.03311.96
5.4.100.0080.03511.96
5.4.90.0050.03811.96
5.4.80.0050.03711.96
5.4.70.0070.03211.96
5.4.60.0050.03611.96
5.4.50.0090.03211.96
5.4.40.0100.03211.95
5.4.30.0070.03411.95
5.4.20.0060.03711.95
5.4.10.0080.03311.95
5.4.00.0060.03711.43
5.3.290.0070.03912.80
5.3.280.0060.03812.71
5.3.270.0090.03812.73
5.3.260.0080.03912.72
5.3.250.0040.04112.72
5.3.240.0060.04012.72
5.3.230.0060.04012.71
5.3.220.0070.03712.68
5.3.210.0090.05012.68
5.3.200.0070.03712.68
5.3.190.0120.03212.68
5.3.180.0070.03712.67
5.3.170.0050.03912.67
5.3.160.0080.03512.67
5.3.150.0060.03812.68
5.3.140.0060.03712.66
5.3.130.0070.03812.66
5.3.120.0060.03912.66
5.3.110.0070.03912.66
5.3.100.0080.03612.12
5.3.90.0070.03612.08
5.3.80.0060.03712.07
5.3.70.0070.03712.07
5.3.60.0100.03712.06
5.3.50.0080.03412.00
5.3.40.0090.03312.00
5.3.30.0060.03511.95
5.3.20.0070.03411.73
5.3.10.0090.03311.70
5.3.00.0050.03711.69
5.2.170.0070.0299.19
5.2.160.0090.0409.19
5.2.150.0050.0329.19
5.2.140.0050.0429.18
5.2.130.0060.0289.14
5.2.120.0030.0379.15
5.2.110.0050.0309.16
5.2.100.0030.0379.14
5.2.90.0050.0299.14
5.2.80.0060.0309.14
5.2.70.0020.0329.14
5.2.60.0060.0319.10
5.2.50.0040.0319.07
5.2.40.0040.0299.04
5.2.30.0070.0279.02
5.2.20.0030.0329.01
5.2.10.0040.0328.91
5.2.00.0050.0298.77
5.1.60.0040.0248.06
5.1.50.0060.0248.05
5.1.40.0040.0258.04
5.1.30.0040.0268.39
5.1.20.0080.0228.41
5.1.10.0040.0268.13
5.1.00.0050.0258.13
5.0.50.0040.0216.61
5.0.40.0050.0196.47
5.0.30.0020.0336.29
5.0.20.0040.0276.25
5.0.10.0030.0246.23
5.0.00.0060.0276.23
4.4.90.0020.0164.78
4.4.80.0050.0134.75
4.4.70.0020.0174.75
4.4.60.0060.0134.75
4.4.50.0040.0154.77
4.4.40.0020.0264.71
4.4.30.0030.0224.76
4.4.20.0060.0174.84
4.4.10.0060.0144.85
4.4.00.0040.0264.76
4.3.110.0020.0174.67
4.3.100.0040.0184.66
4.3.90.0040.0144.63
4.3.80.0030.0284.59
4.3.70.0020.0154.63
4.3.60.0040.0134.62
4.3.50.0020.0174.63
4.3.40.0030.0244.54
4.3.30.0020.0163.28
4.3.20.0030.0163.25
4.3.10.0020.0163.22
4.3.00.0230.03014.70

preferences:
38.06 ms | 401 KiB | 5 Q