3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('/^pa\d{2}$/', 'pa04'));

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)
8.3.40.0110.00418.96
8.3.30.0120.00318.78
8.3.20.0040.00420.20
8.3.10.0080.00023.66
8.3.00.0040.00419.25
8.2.170.0040.01122.96
8.2.160.0110.00320.35
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0040.00422.31
8.2.110.0060.00322.16
8.2.100.0120.00017.84
8.2.90.0000.00819.12
8.2.80.0000.00817.97
8.2.70.0130.00417.21
8.2.60.0030.00617.80
8.2.50.0090.00018.07
8.2.40.0000.00717.91
8.2.30.0040.00417.85
8.2.20.0000.00817.70
8.2.10.0060.00317.94
8.2.00.0030.00717.61
8.1.270.0040.00423.87
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0060.00323.98
8.1.230.0090.00318.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0050.00217.27
8.1.180.0040.00418.10
8.1.170.0040.00418.70
8.1.160.0050.00221.85
8.1.150.0040.00418.65
8.1.140.0040.00417.46
8.1.130.0030.00317.84
8.1.120.0070.00417.50
8.1.110.0060.00317.41
8.1.100.0040.00417.31
8.1.90.0070.00017.45
8.1.80.0030.00317.39
8.1.70.0030.00317.47
8.1.60.0000.00917.62
8.1.50.0000.00817.41
8.1.40.0000.00817.48
8.1.30.0000.00817.61
8.1.20.0080.00017.68
8.1.10.0000.00717.41
8.1.00.0040.00417.43
8.0.300.0040.00419.06
8.0.290.0070.00016.92
8.0.280.0030.00318.36
8.0.270.0070.00017.14
8.0.260.0000.00617.04
8.0.250.0000.00717.04
8.0.240.0040.00416.95
8.0.230.0000.00716.85
8.0.220.0030.00316.84
8.0.210.0000.00716.78
8.0.200.0030.00316.88
8.0.190.0040.00416.91
8.0.180.0050.00216.95
8.0.170.0060.00316.91
8.0.160.0050.00316.91
8.0.150.0100.00016.84
8.0.140.0000.00716.84
8.0.130.0030.00313.40
8.0.120.0040.00416.91
8.0.110.0040.00416.80
8.0.100.0080.00016.84
8.0.90.0050.00316.79
8.0.80.0070.01116.88
8.0.70.0040.00416.78
8.0.60.0070.00016.71
8.0.50.0080.00016.80
8.0.30.0080.01017.06
8.0.20.0100.00817.40
8.0.10.0040.00416.94
8.0.00.0080.01116.82
7.4.330.0020.00215.00
7.4.320.0040.00416.66
7.4.300.0000.00616.68
7.4.290.0080.00016.52
7.4.280.0000.00816.63
7.4.270.0070.00016.68
7.4.260.0030.00316.64
7.4.250.0070.00016.65
7.4.240.0040.00316.66
7.4.230.0000.00716.54
7.4.220.0100.01016.62
7.4.210.0030.01116.61
7.4.200.0070.00016.70
7.4.190.0040.00416.45
7.4.160.0110.00516.32
7.4.150.0070.01117.40
7.4.140.0130.00717.86
7.4.130.0080.00916.53
7.4.120.0100.00716.55
7.4.110.0090.01216.48
7.4.100.0140.00316.58
7.4.90.0090.00916.61
7.4.80.0100.00719.39
7.4.70.0110.00716.71
7.4.60.0000.01816.34
7.4.50.0000.00816.56
7.4.40.0000.01422.77
7.4.30.0000.01716.70
7.4.00.0140.00414.91
7.3.330.0070.00013.21
7.3.320.0030.00313.11
7.3.310.0040.00416.22
7.3.300.0000.00616.39
7.3.290.0090.01216.24
7.3.280.0110.00716.23
7.3.270.0120.00617.40
7.3.260.0090.00916.30
7.3.250.0090.00816.35
7.3.240.0100.01016.34
7.3.230.0100.00716.66
7.3.210.0070.01116.44
7.3.200.0140.00419.39
7.3.190.0040.01416.56
7.3.180.0100.01016.59
7.3.170.0130.00316.49
7.3.160.0170.01016.25
7.3.120.0120.00015.02
7.2.330.0140.00716.49
7.2.320.0060.01116.46
7.2.310.0130.00616.67
7.2.300.0090.00916.58
7.2.290.0060.00916.43
7.2.00.0100.00619.36
7.1.100.0030.00917.95
7.1.70.0070.00316.86
7.1.60.0140.01019.33
7.1.50.0040.01516.88
7.1.00.0000.03722.47
7.0.200.0040.00416.68
7.0.140.0070.07022.07
7.0.60.0070.07019.77
7.0.50.0000.09017.84
7.0.40.0200.07320.32
7.0.30.0230.04320.36
7.0.20.0430.06320.18
7.0.10.0270.06020.30
7.0.00.0070.06320.02
5.6.280.0000.07720.82
5.6.210.0070.07720.68
5.6.200.0100.07718.15
5.6.190.0100.07320.68
5.6.180.0030.04320.27
5.6.170.0500.07020.62
5.6.160.0170.08020.49
5.6.150.0100.03318.22
5.6.140.0030.04018.07
5.6.130.0100.06318.08
5.6.120.0030.08321.13
5.6.110.0100.08720.96
5.6.100.0130.07721.13
5.6.90.0030.08721.02
5.6.80.0030.04020.39
5.6.70.3800.03720.37
5.5.350.0030.08020.43
5.5.340.0100.05318.04
5.5.330.0200.07020.43
5.5.320.0070.04020.11
5.5.310.0200.05720.20
5.5.300.0030.04018.02
5.5.290.0070.08017.98
5.5.280.0030.07720.65
5.5.270.0070.05720.76
5.5.260.0130.06020.75
5.5.250.0100.06720.65
5.5.240.0130.04020.36
5.4.450.0600.05719.41
5.4.440.0770.06319.27
5.4.430.0900.07019.31
5.4.420.0830.00019.50
5.4.410.0000.06318.93
5.4.400.0230.05718.67
5.4.390.0130.05718.59
5.4.380.0270.06718.72
5.4.370.0230.04718.50
5.4.360.0470.04718.72
5.4.350.0060.04711.97
5.4.340.0040.05311.96
5.4.320.0060.03612.45
5.4.310.0070.03612.45
5.4.300.0040.03812.45
5.4.290.0070.03612.45
5.4.280.0110.03512.33
5.4.270.0090.05512.32
5.4.260.0090.03812.32
5.4.250.0090.09412.32
5.4.240.0050.05612.33
5.4.230.0220.07912.32
5.4.220.0080.03912.32
5.4.210.0080.04012.32
5.4.200.0150.05612.32
5.4.190.0100.05612.32
5.4.180.0070.05412.31
5.4.170.0080.06912.33
5.4.160.0120.06012.32
5.4.150.0140.04612.32
5.4.140.0110.04212.00
5.4.130.0050.04511.99
5.4.120.0100.04311.95
5.4.110.0160.07011.95
5.4.100.0100.04611.95
5.4.90.0110.05611.95
5.4.80.0230.09511.95
5.4.70.0130.05111.94
5.4.60.0110.06611.94
5.4.50.0100.05111.94
5.4.40.0090.04511.93
5.4.30.0090.04211.93
5.4.20.0090.04011.93
5.4.10.0110.03611.93
5.4.00.0090.05811.42
5.3.290.0050.04012.80
5.3.280.0090.04912.70
5.3.270.0050.06212.72
5.3.260.0220.10712.72
5.3.250.0170.07212.72
5.3.240.0090.05412.72
5.3.230.0180.07512.71
5.3.220.0310.07212.68
5.3.210.0180.08412.68
5.3.200.0100.05112.68
5.3.190.0130.05312.68
5.3.180.0140.06612.68
5.3.170.0120.03212.67
5.3.160.0040.04112.67
5.3.150.0080.03812.68
5.3.140.0110.03512.66
5.3.130.0050.04212.66
5.3.120.0080.03912.66
5.3.110.0080.04312.66
5.3.100.0060.03912.12
5.3.90.0090.03512.08
5.3.80.0060.03812.08
5.3.70.0070.03712.08
5.3.60.0060.03912.07
5.3.50.0070.04012.00
5.3.40.0080.04012.00
5.3.30.0180.07411.94
5.3.20.0090.03711.71
5.3.10.0140.05411.68
5.3.00.0100.03811.67
5.2.170.0090.0299.16
5.2.160.0040.0329.16
5.2.150.0050.0339.16
5.2.140.0070.0309.15
5.2.130.0050.0319.12
5.2.120.0050.0309.11
5.2.110.0040.0329.13
5.2.100.0110.0389.12
5.2.90.0070.0509.12
5.2.80.0080.0489.12
5.2.70.0130.0609.11
5.2.60.0090.0399.07
5.2.50.0210.0819.04
5.2.40.0040.0329.02
5.2.30.0040.0329.00
5.2.20.0070.0278.98
5.2.10.0040.0308.89
5.2.00.0080.0338.75
5.1.60.0080.0548.04
5.1.50.0080.0338.04
5.1.40.0040.0268.02
5.1.30.0060.0408.37
5.1.20.0030.0418.39
5.1.10.0050.0368.12
5.1.00.0040.0378.12
5.0.50.0040.0236.59
5.0.40.0070.0336.46
5.0.30.0040.0376.26
5.0.20.0060.0196.24
5.0.10.0040.0226.22
5.0.00.0040.0476.21
4.4.90.0030.0244.78
4.4.80.0040.0224.75
4.4.70.0070.0164.76
4.4.60.0050.0204.75
4.4.50.0040.0174.77
4.4.40.0040.0264.71
4.4.30.0050.0144.76
4.4.20.0020.0184.84
4.4.10.0030.0164.85
4.4.00.0000.0294.76
4.3.110.0010.0184.67
4.3.100.0050.0134.67
4.3.90.0020.0164.64
4.3.80.0020.0254.58
4.3.70.0020.0154.63
4.3.60.0020.0164.62
4.3.50.0010.0184.63
4.3.40.0030.0244.54
4.3.30.0040.0143.27
4.3.20.0020.0173.24
4.3.10.0010.0173.20
4.3.00.0030.0206.89

preferences:
36.43 ms | 400 KiB | 5 Q