3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/a+?(*PRUNE:MARK_TEST)b/', 'aab', $matches); var_dump($matches);

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)
8.3.40.0090.00618.68
8.3.30.0030.01118.75
8.3.20.0040.00420.27
8.3.10.0040.00423.66
8.3.00.0040.00419.08
8.2.170.0070.00722.96
8.2.160.0100.00320.33
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00520.98
8.2.110.0000.01019.31
8.2.100.0160.00017.88
8.2.90.0060.00319.05
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0090.00017.91
8.2.50.0090.00018.10
8.2.40.0030.00621.12
8.2.30.0000.00718.05
8.2.20.0000.00717.82
8.2.10.0040.00417.95
8.2.00.0040.00417.68
8.1.270.0080.00023.91
8.1.260.0050.00326.35
8.1.250.0050.00828.09
8.1.240.0060.00320.96
8.1.230.0090.00317.77
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0000.00917.10
8.1.180.0050.00318.10
8.1.170.0000.00818.70
8.1.160.0040.00422.08
8.1.150.0040.00418.66
8.1.140.0000.00917.50
8.1.130.0070.00017.73
8.1.120.0050.00317.45
8.1.110.0000.00717.43
8.1.100.0000.00717.48
8.1.90.0080.00017.53
8.1.80.0080.00017.40
8.1.70.0070.00017.36
8.1.60.0070.00317.49
8.1.50.0050.00317.53
8.1.40.0000.00717.45
8.1.30.0080.00017.55
8.1.20.0080.00017.64
8.1.10.0040.00417.64
8.1.00.0060.00317.50
8.0.300.0030.00618.77
8.0.290.0030.00616.63
8.0.280.0080.00018.30
8.0.270.0070.00017.14
8.0.260.0040.00418.38
8.0.250.0060.00016.92
8.0.240.0040.00416.98
8.0.230.0030.00316.84
8.0.220.0000.00716.87
8.0.210.0030.00316.91
8.0.200.0030.00316.99
8.0.190.0070.00016.87
8.0.180.0000.00716.82
8.0.170.0000.00716.97
8.0.160.0030.00516.82
8.0.150.0000.00716.75
8.0.140.0070.00016.86
8.0.130.0030.00313.31
8.0.120.0060.00316.92
8.0.110.0050.00316.86
8.0.100.0050.00316.91
8.0.90.0040.00416.82
8.0.80.0130.00716.96
8.0.70.0020.00516.79
8.0.60.0000.00716.96
8.0.50.0080.00016.84
8.0.30.0130.00616.86
8.0.20.0050.01417.40
8.0.10.0050.00316.83
8.0.00.0130.00516.71
7.4.330.0050.00015.00
7.4.320.0030.00316.51
7.4.300.0000.00716.50
7.4.290.0040.00416.59
7.4.280.0030.00316.68
7.4.270.0030.00316.67
7.4.260.0030.00616.70
7.4.250.0050.00216.60
7.4.240.0020.00516.60
7.4.230.0000.00816.58
7.4.220.0160.01616.66
7.4.210.0110.00416.62
7.4.200.0070.00016.47
7.4.190.0070.00016.57
7.4.160.0070.01116.48
7.4.150.0130.01017.40
7.4.140.0080.01017.86
7.4.130.0100.00716.59
7.4.120.0140.00616.58
7.4.110.0090.00916.51
7.4.100.0100.00716.36
7.4.90.0070.01016.60
7.4.80.0110.00719.39
7.4.70.0070.01016.67
7.4.60.0100.01016.40
7.4.50.0060.00316.51
7.4.40.0150.00616.66
7.4.30.0100.00616.46
7.4.00.0040.01414.88
7.3.330.0000.00513.21
7.3.320.0050.00013.00
7.3.310.0000.00816.29
7.3.300.0030.00316.26
7.3.290.0070.00716.34
7.3.280.0080.00816.24
7.3.270.0100.00717.40
7.3.260.0130.01016.55
7.3.250.0130.00316.44
7.3.240.0150.00616.47
7.3.230.0100.00716.43
7.3.210.0070.01116.33
7.3.200.0100.00719.39
7.3.190.0130.00616.50
7.3.180.0090.00616.58
7.3.170.0070.01416.43
7.3.160.0130.00316.43
7.3.120.0070.00714.79
7.2.330.0150.00316.59
7.2.320.0070.01016.35
7.2.310.0080.00816.57
7.2.300.0030.01516.67
7.2.290.0090.01216.40
7.2.60.0000.01017.09
7.2.00.0090.00319.55
7.1.200.0070.00715.77
7.1.100.0040.01118.51
7.1.70.0000.00717.13
7.1.60.0030.02019.70
7.1.50.0100.01016.75
7.1.00.0070.07322.27
7.0.200.0120.00316.98
7.0.140.0170.06022.10
7.0.60.0030.08719.94
7.0.50.0000.08717.81
7.0.40.0130.03320.25
7.0.30.0230.09020.23
7.0.20.0400.06320.01
7.0.10.0070.06720.05
7.0.00.0070.06020.01
5.6.280.0070.07021.07
5.6.210.0170.07320.61
5.6.200.0100.08018.19
5.6.190.0030.08020.45
5.6.180.0330.07320.77
5.6.170.0270.03320.48
5.6.160.0030.08320.49
5.6.150.0070.04718.15
5.6.140.0100.07718.21
5.6.130.0000.04318.09
5.6.120.0070.04720.98
5.6.110.0030.08321.11
5.6.100.0100.06020.95
5.6.90.0130.07321.01
5.6.80.0130.04020.37
5.5.350.0130.03320.29
5.5.340.0100.07718.02
5.5.330.0170.07320.19
5.5.320.0300.04720.27
5.5.310.0200.04020.29
5.5.300.0030.04018.01
5.5.290.0100.05718.00
5.5.280.0030.06020.64
5.5.270.0070.07020.87
5.5.260.0070.03720.87
5.5.250.0100.05020.58
5.5.240.0070.07720.11
5.4.450.0200.03719.41
5.4.440.0230.05019.56
5.4.430.0300.05719.55
5.4.420.0330.04319.54
5.4.410.0330.04719.29
5.4.400.0500.04051.48
5.4.390.0600.04048.09
5.4.380.0130.05718.65
5.4.370.0270.04018.56
5.4.360.0170.05018.44
5.4.350.0070.07018.56
5.4.340.0100.05718.72
5.4.320.0060.05012.45
5.4.310.0050.04112.45
5.4.300.0060.03612.45
5.4.290.0070.03612.45
5.4.280.0080.04012.35
5.4.270.0100.03412.34
5.4.260.0090.04012.35
5.4.250.0100.04312.35
5.4.240.0060.03712.35
5.4.230.0050.04212.34
5.4.220.0080.03712.34
5.4.210.0060.04312.34
5.4.200.0060.05012.34
5.4.190.0080.05312.34
5.4.180.0060.05412.34
5.4.170.0090.05712.35
5.4.160.0140.05412.34
5.4.150.0140.04512.34
5.4.140.0080.04212.02
5.4.130.0050.03912.01
5.4.120.0060.03811.97
5.4.110.0070.03611.96
5.4.100.0090.04911.97
5.4.90.0070.04611.96
5.4.80.0070.05311.97
5.4.70.0070.04011.96
5.4.60.0030.05511.96
5.4.50.0070.05511.96
5.4.40.0100.04711.95
5.4.30.0060.03611.95
5.4.20.0050.03711.95
5.4.10.0150.04411.94
5.4.00.0190.04111.44
5.3.290.0070.03912.80
5.3.280.0070.03912.71
5.3.270.0090.03812.73
5.3.260.0100.03612.72
5.3.250.0020.04212.72
5.3.240.0050.04012.72
5.3.230.0060.03912.71
5.3.220.0080.03712.68
5.3.210.0060.04212.68
5.3.200.0060.03712.68
5.3.190.0060.03912.68
5.3.180.0060.03712.68
5.3.170.0100.03812.67
5.3.160.0050.03712.67
5.3.150.0080.03612.67
5.3.140.0070.03612.66
5.3.130.0070.03812.66
5.3.120.0080.03712.66
5.3.110.0070.03812.66
5.3.100.0050.03912.12
5.3.90.0050.03812.08
5.3.80.0070.03712.07
5.3.70.0130.03312.08
5.3.60.0050.03812.07
5.3.50.0060.03612.00
5.3.40.0110.03212.00
5.3.30.0070.03611.94
5.3.20.0090.03311.72
5.3.10.0100.05411.69
5.3.00.0110.06411.67
5.2.170.0080.0299.18
5.2.160.0100.0289.18
5.2.150.0090.0379.18
5.2.140.0080.0329.18
5.2.130.0030.0319.13
5.2.120.0080.0469.13
5.2.110.0090.0379.14
5.2.100.0060.0319.14
5.2.90.0060.0309.14
5.2.80.0060.0309.13
5.2.70.0050.0439.13
5.2.60.0040.0479.08
5.2.50.0060.0329.05
5.2.40.0050.0299.03
5.2.30.0060.0379.01
5.2.20.0030.0338.99
5.2.10.0100.0338.91
5.2.00.0040.0448.77
5.1.60.0070.0318.06
5.1.50.0070.0308.06
5.1.40.0080.0418.04
5.1.30.0110.0428.39
5.1.20.0070.0428.41
5.1.10.0080.0378.14
5.1.00.0040.0338.14
5.0.50.0060.0256.61
5.0.40.0090.0246.47
5.0.30.0080.0366.29
5.0.20.0050.0336.26
5.0.10.0100.0276.23
5.0.00.0080.0366.23
4.4.90.0050.0224.78
4.4.80.0040.0264.75
4.4.70.0060.0234.76
4.4.60.0020.0244.75
4.4.50.0060.0234.77
4.4.40.0100.0314.71
4.4.30.0040.0254.75
4.4.20.0030.0234.84
4.4.10.0070.0144.85
4.4.00.0060.0244.76
4.3.110.0010.0194.67
4.3.100.0030.0164.67
4.3.90.0040.0194.63
4.3.80.0050.0304.59
4.3.70.0000.0234.63
4.3.60.0040.0204.63
4.3.50.0040.0204.63
4.3.40.0010.0314.54
4.3.30.0030.0153.28
4.3.20.0040.0153.26
4.3.10.0010.0173.22
4.3.00.0130.01746.74

preferences:
58.11 ms | 400 KiB | 5 Q