3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/(?>[A-Za-z])+([A-Za-z])+/', 'FooBar', $m); var_dump($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)
8.3.60.0070.00718.31
8.3.50.0110.00523.02
8.3.40.0070.00718.97
8.3.30.0110.00418.78
8.3.20.0040.00420.19
8.3.10.0070.00023.71
8.3.00.0040.00419.26
8.2.180.0160.00616.63
8.2.170.0090.00622.96
8.2.160.0040.01118.83
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0080.00021.16
8.2.110.0030.00619.39
8.2.100.0060.00917.78
8.2.90.0080.00019.05
8.2.80.0030.00517.97
8.2.70.0070.00417.63
8.2.60.0120.00017.80
8.2.50.0040.00418.07
8.2.40.0040.00417.97
8.2.30.0000.00718.04
8.2.20.0040.00417.84
8.2.10.0070.00017.83
8.2.00.0040.00417.58
8.1.280.0070.01025.92
8.1.270.0060.00323.97
8.1.260.0020.00526.35
8.1.250.0040.00428.09
8.1.240.0030.00619.39
8.1.230.0030.00718.88
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0040.00418.78
8.1.160.0000.00718.77
8.1.150.0050.00218.68
8.1.140.0000.01117.46
8.1.130.0030.00317.69
8.1.120.0030.00417.55
8.1.110.0000.00717.48
8.1.100.0040.00417.48
8.1.90.0000.00817.38
8.1.80.0070.00017.46
8.1.70.0030.00317.43
8.1.60.0060.00317.51
8.1.50.0060.00317.59
8.1.40.0050.00517.53
8.1.30.0040.00417.65
8.1.20.0000.00817.68
8.1.10.0030.00517.50
8.1.00.0030.00517.59
8.0.300.0050.00318.96
8.0.290.0000.00916.75
8.0.280.0030.00518.35
8.0.270.0000.00717.20
8.0.260.0080.00017.02
8.0.250.0030.00316.98
8.0.240.0000.00716.96
8.0.230.0040.00416.83
8.0.220.0040.00416.96
8.0.210.0000.00816.82
8.0.200.0030.00316.84
8.0.190.0000.00716.98
8.0.180.0030.00516.91
8.0.170.0020.00516.96
8.0.160.0000.00716.94
8.0.150.0030.00316.84
8.0.140.0030.00516.91
8.0.130.0030.00613.36
8.0.120.0060.00316.75
8.0.110.0000.00716.81
8.0.100.0040.00416.77
8.0.90.0050.00316.84
8.0.80.0070.01016.88
8.0.70.0080.00016.88
8.0.60.0000.00716.78
8.0.50.0040.00416.74
8.0.30.0120.00817.06
8.0.20.0150.00617.40
8.0.10.0030.00516.84
8.0.00.0130.01116.65
7.4.330.0000.00515.02
7.4.320.0030.00316.60
7.4.300.0060.00016.56
7.4.290.0000.00716.58
7.4.280.0050.00216.58
7.4.270.0050.00316.73
7.4.260.0030.00316.66
7.4.250.0040.00416.47
7.4.240.0020.00516.62
7.4.230.0000.00816.75
7.4.220.0110.00716.60
7.4.210.0090.00616.75
7.4.200.0030.00316.76
7.4.160.0080.00816.38
7.4.150.0120.00617.40
7.4.140.0110.00617.86
7.4.130.0060.01116.54
7.4.120.0110.00616.52
7.4.110.0100.00716.68
7.4.100.0130.00616.57
7.4.90.0000.01716.56
7.4.80.0110.00819.39
7.4.70.0130.00316.34
7.4.60.0090.00916.50
7.4.50.0000.00816.38
7.4.40.0100.00616.50
7.4.30.0100.00716.55
7.4.00.0060.00914.90
7.3.330.0030.00713.24
7.3.320.0060.00013.17
7.3.310.0030.00316.26
7.3.300.0070.00016.33
7.3.290.0120.00316.40
7.3.280.0100.00816.32
7.3.270.0100.00717.40
7.3.260.0030.01316.62
7.3.250.0070.01016.33
7.3.240.0060.01316.46
7.3.230.0150.00716.39
7.3.210.0030.01316.57
7.3.200.0070.01119.39
7.3.190.0080.00816.70
7.3.180.0070.00916.68
7.3.170.0140.00316.32
7.3.160.0140.00916.51
7.3.120.0070.00914.88
7.3.110.0080.00715.04
7.3.100.0060.00914.89
7.3.90.0080.00514.72
7.3.80.0060.00714.91
7.3.70.0100.00514.77
7.3.60.0080.00614.85
7.3.50.0050.01014.79
7.3.40.0030.00914.87
7.3.30.0030.01114.56
7.3.20.0070.00716.68
7.3.10.0080.00816.69
7.3.00.0080.00516.73
7.2.330.0110.00716.60
7.2.320.0050.01416.45
7.2.310.0080.01016.74
7.2.300.0100.00716.52
7.2.290.0130.00316.45
7.2.240.0030.01014.96
7.2.230.0050.01215.07
7.2.220.0070.01014.89
7.2.210.0020.01414.96
7.2.200.0030.00914.81
7.2.190.0050.00715.00
7.2.180.0060.00914.97
7.2.170.0050.01214.88
7.2.160.0060.00915.16
7.2.150.0100.00316.90
7.2.140.0050.01116.98
7.2.130.0060.00916.96
7.2.120.0080.00816.96
7.2.110.0050.01016.81
7.2.100.0030.01017.02
7.2.90.0080.00816.87
7.2.80.0060.00716.84
7.2.70.0050.01116.91
7.2.60.0080.00616.91
7.2.50.0090.00916.88
7.2.40.0110.00616.92
7.2.30.0020.01516.90
7.2.20.0100.00616.87
7.2.10.0040.01116.89
7.2.00.0070.00417.71
7.1.330.0050.00915.89
7.1.320.0100.00416.04
7.1.310.0080.00715.93
7.1.300.0060.00815.92
7.1.290.0040.01115.91
7.1.280.0070.01016.02
7.1.270.0060.01115.98
7.1.260.0040.01215.89
7.1.250.0090.00415.75
7.1.200.0130.00015.97
7.1.100.0040.01118.21
7.1.70.0000.00717.38
7.1.60.0030.02019.40
7.1.50.0030.02016.90
7.1.00.0070.07322.46
7.0.200.0060.00316.77
7.0.140.0070.07022.00
7.0.60.0100.07719.92
7.0.50.0030.07717.68
7.0.40.0070.04020.21
7.0.30.0200.05020.15
7.0.20.0330.06720.13
7.0.10.0070.04320.18
7.0.00.0030.07320.31
5.6.280.0030.07321.12
5.6.210.0270.06020.58
5.6.200.0070.08018.18
5.6.190.0030.08020.37
5.6.180.0370.06020.35
5.6.170.0070.05020.50
5.6.160.0070.03720.70
5.6.150.0070.04718.15
5.6.140.0170.07018.18
5.6.130.0000.04318.14
5.6.120.0100.08020.93
5.6.110.0200.07020.97
5.6.100.0130.07720.98
5.6.90.0200.06720.95
5.6.80.0000.06720.43
5.5.350.0230.06320.32
5.5.340.0030.07717.93
5.5.330.0170.03320.28
5.5.320.0470.07020.17
5.5.310.0330.07020.18
5.5.300.0100.08018.00
5.5.290.0070.07317.87
5.5.280.0070.04320.73
5.5.270.0070.07320.62
5.5.260.0030.07320.96
5.5.250.0070.05020.71
5.5.240.0170.07020.35
5.4.450.0730.04719.57
5.4.440.0670.05019.48
5.4.430.0370.04019.20
5.4.420.0300.04019.45
5.4.410.0130.04319.13
5.4.400.0300.04718.94
5.4.390.0400.04719.13
5.4.380.0600.04718.72
5.4.370.0430.05718.56
5.4.360.0500.05318.71
5.4.350.0330.05718.49
5.4.340.0600.06318.44
5.4.320.0040.03712.45
5.4.310.0060.03612.45
5.4.300.0050.03612.46
5.4.290.0050.04512.45
5.4.280.0040.03912.34
5.4.270.0060.03512.35
5.4.260.0040.03812.34
5.4.250.0050.03712.35
5.4.240.0090.03212.34
5.4.230.0050.03812.34
5.4.220.0040.03812.34
5.4.210.0040.03612.34
5.4.200.0070.03712.34
5.4.190.0050.03612.34
5.4.180.0050.03612.34
5.4.170.0050.03712.34
5.4.160.0040.04212.34
5.4.150.0040.04112.34
5.4.140.0080.04812.02
5.4.130.0020.03912.01
5.4.120.0060.03811.96
5.4.110.0050.03511.96
5.4.100.0090.03211.96
5.4.90.0030.03811.96
5.4.80.0060.03611.96
5.4.70.0070.03311.96
5.4.60.0070.04111.96
5.4.50.0030.03811.96
5.4.40.0040.03511.95
5.4.30.0020.03911.95
5.4.20.0020.04911.95
5.4.10.0080.04711.95
5.4.00.0110.03411.43
5.3.290.0090.03512.80
5.3.280.0040.04112.70
5.3.270.0120.03312.72
5.3.260.0080.03712.72
5.3.250.0050.03912.72
5.3.240.0060.03912.72
5.3.230.0050.03812.71
5.3.220.0030.03912.68
5.3.210.0060.04012.68
5.3.200.0050.03912.68
5.3.190.0040.04012.68
5.3.180.0070.03512.68
5.3.170.0080.04612.67
5.3.160.0100.04712.67
5.3.150.0070.05212.68
5.3.140.0070.05112.66
5.3.130.0050.05612.66
5.3.120.0070.05512.66
5.3.110.0090.05312.65
5.3.100.0060.05312.12
5.3.90.0050.03612.08
5.3.80.0100.03112.07
5.3.70.0090.03312.07
5.3.60.0020.03912.06
5.3.50.0050.03512.00
5.3.40.0060.04212.00
5.3.30.0060.03311.94
5.3.20.0090.03011.72
5.3.10.0030.03711.69
5.3.00.0060.04011.67
5.2.170.0060.0299.18
5.2.160.0040.0289.18
5.2.150.0030.0319.18
5.2.140.0060.0309.17
5.2.130.0070.0329.14
5.2.120.0030.0329.13
5.2.110.0070.0289.14
5.2.100.0070.0359.13
5.2.90.0050.0299.13
5.2.80.0060.0359.13
5.2.70.0090.0589.13
5.2.60.0050.0309.08
5.2.50.0040.0309.05
5.2.40.0010.0329.04
5.2.30.0050.0289.01
5.2.20.0040.0299.00
5.2.10.0050.0268.91
5.2.00.0030.0308.77
5.1.60.0060.0278.06
5.1.50.0040.0248.05
5.1.40.0050.0268.04
5.1.30.0060.0298.39
5.1.20.0060.0248.41
5.1.10.0040.0268.13
5.1.00.0050.0258.13
5.0.50.0050.0196.62
5.0.40.0030.0196.46
5.0.30.0060.0276.29
5.0.20.0010.0216.25
5.0.10.0030.0206.23
5.0.00.0020.0316.23
4.4.90.0020.0154.77
4.4.80.0050.0134.76
4.4.70.0030.0154.75
4.4.60.0040.0144.75
4.4.50.0010.0174.77
4.4.40.0030.0254.71
4.4.30.0040.0144.76
4.4.20.0040.0144.84
4.4.10.0020.0164.85
4.4.00.0010.0264.76
4.3.110.0030.0154.67
4.3.100.0000.0184.67
4.3.90.0030.0144.63
4.3.80.0020.0254.59
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0040.0144.63
4.3.40.0010.0254.54
4.3.30.0020.0163.27
4.3.20.0020.0163.26
4.3.10.0030.0143.21
4.3.00.0000.02015.98

preferences:
48.92 ms | 401 KiB | 5 Q