3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/^[1-9][0-9]{3}\s?[a-zA-Z]{2}$/', '1234ab');

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)
8.3.40.0090.00618.84
8.3.30.0070.00718.91
8.3.20.0000.00720.35
8.3.10.0040.00420.52
8.3.00.0040.00419.65
8.2.170.0070.00722.96
8.2.160.0120.00320.53
8.2.150.0090.00924.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0040.00422.22
8.2.110.0040.00420.96
8.2.100.0080.00319.51
8.2.90.0110.00019.00
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0070.00417.79
8.2.50.0040.00418.07
8.2.40.0040.00418.03
8.2.30.0070.00319.25
8.2.20.0070.00017.74
8.2.10.0000.00717.87
8.2.00.0090.00017.68
8.1.270.0040.00424.05
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0000.01022.75
8.1.230.0040.00818.95
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0000.00817.10
8.1.180.0080.00018.10
8.1.170.0040.00418.57
8.1.160.0020.00522.01
8.1.150.0050.00218.77
8.1.140.0030.00517.51
8.1.130.0030.00317.86
8.1.120.0000.00717.47
8.1.110.0000.00717.36
8.1.100.0000.00717.45
8.1.90.0040.00417.50
8.1.80.0040.00417.36
8.1.70.0070.00017.34
8.1.60.0030.00617.56
8.1.50.0000.00917.40
8.1.40.0030.00617.38
8.1.30.0050.00317.71
8.1.20.0030.00617.71
8.1.10.0000.00717.48
8.1.00.0040.00417.46
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0030.00318.25
8.0.270.0000.00717.00
8.0.260.0040.00416.98
8.0.250.0000.00716.83
8.0.240.0000.00716.85
8.0.230.0080.00016.89
8.0.220.0030.00316.89
8.0.210.0040.00416.81
8.0.200.0000.00716.92
8.0.190.0000.00717.02
8.0.180.0000.00716.97
8.0.170.0000.00716.81
8.0.160.0050.00316.93
8.0.150.0000.00816.88
8.0.140.0060.00616.75
8.0.130.0050.00013.31
8.0.120.0040.00416.88
8.0.110.0040.00416.81
8.0.100.0000.00716.69
8.0.90.0070.00016.94
8.0.80.0060.00916.89
8.0.70.0040.00416.76
8.0.60.0040.00416.70
8.0.50.0040.00416.76
8.0.30.0120.01017.06
8.0.20.0110.00917.40
8.0.10.0000.00717.07
8.0.00.0140.00516.75
7.4.330.0030.00315.00
7.4.320.0030.00316.57
7.4.300.0000.00616.56
7.4.290.0030.00316.64
7.4.280.0030.00316.56
7.4.270.0040.00416.68
7.4.260.0070.00016.61
7.4.250.0040.00416.68
7.4.240.0020.00616.58
7.4.230.0030.00316.42
7.4.220.0130.00716.78
7.4.210.0040.01516.62
7.4.200.0000.00716.62
7.4.160.0000.01616.57
7.4.150.0030.01317.40
7.4.140.0100.00717.86
7.4.130.0070.01016.65
7.4.120.0050.01216.55
7.4.110.0130.00316.44
7.4.100.0100.00716.57
7.4.90.0120.00616.58
7.4.80.0100.00716.31
7.4.70.0170.00516.75
7.4.60.0090.01216.48
7.4.50.0050.00016.47
7.4.40.0140.00316.63
7.4.30.0030.01516.61
7.4.00.0000.01515.04
7.3.330.0000.00513.23
7.3.320.0060.00013.14
7.3.310.0000.00716.35
7.3.300.0040.00416.16
7.3.290.0120.00916.27
7.3.280.0110.00616.26
7.3.270.0070.01017.40
7.3.260.0070.01516.53
7.3.250.0100.00716.41
7.3.240.0170.00016.49
7.3.230.0060.01016.57
7.3.210.0100.00716.39
7.3.200.0070.01019.39
7.3.190.0110.01116.45
7.3.180.0080.00816.37
7.3.170.0030.01416.36
7.3.160.0060.01116.23
7.2.330.0080.00816.68
7.2.320.0090.01016.45
7.2.310.0030.01416.56
7.2.300.0130.00416.57
7.2.290.0100.00716.70
7.2.00.0060.00619.57
7.1.200.0080.00315.85
7.1.100.0120.00617.88
7.1.70.0000.00817.10
7.1.60.0180.00719.32
7.1.50.0100.01317.02
7.1.00.0000.07722.46
7.0.200.0000.01016.68
7.0.140.0000.07321.92
7.0.60.0030.05319.85
7.0.50.0000.04317.82
7.0.40.0100.03719.92
7.0.30.0170.07720.13
7.0.20.0170.07720.31
7.0.10.0170.06720.10
7.0.00.0030.05720.21
5.6.280.0130.06321.09
5.6.210.0100.08020.69
5.6.200.0030.08318.13
5.6.190.0030.04320.41
5.6.180.0300.07320.67
5.6.170.0200.04720.48
5.6.160.0030.08320.49
5.6.150.0070.07318.11
5.6.140.0100.05318.12
5.6.130.0070.08018.20
5.6.120.0200.07021.03
5.6.110.0070.04721.00
5.6.100.0030.07721.10
5.6.90.0100.03721.08
5.6.80.0070.03720.50
5.5.350.0300.07320.41
5.5.340.0130.07717.91
5.5.330.0100.05020.36
5.5.320.0300.07020.28
5.5.310.0300.07720.29
5.5.300.0130.07017.98
5.5.290.0100.07717.91
5.5.280.0070.04320.89
5.5.270.0100.03320.76
5.5.260.0030.06720.88
5.5.250.0130.03320.68
5.5.240.0030.04020.32
5.4.450.0770.04719.07
5.4.440.0770.06019.55
5.4.430.0830.04719.27
5.4.420.0830.07019.07
5.4.410.0700.05019.50
5.4.400.0630.05319.15
5.4.390.0830.04719.22
5.4.380.0330.07318.53
5.4.370.0400.05318.72
5.4.360.0200.05718.57
5.4.350.0300.06318.50
5.4.340.0470.04718.46
5.4.320.0070.03812.46
5.4.310.0100.03512.45
5.4.300.0070.04212.45
5.4.290.0050.03812.45
5.4.280.0050.04112.34
5.4.270.0050.03612.34
5.4.260.0050.03712.35
5.4.250.0060.03712.34
5.4.240.0060.03512.35
5.4.230.0050.03712.34
5.4.220.0080.03412.34
5.4.210.0080.03312.34
5.4.200.0080.03512.34
5.4.190.0090.03212.33
5.4.180.0030.04212.33
5.4.170.0060.03912.35
5.4.160.0060.03512.34
5.4.150.0060.03412.34
5.4.140.0080.04212.02
5.4.130.0050.03912.01
5.4.120.0050.03411.97
5.4.110.0060.04511.96
5.4.100.0080.04311.96
5.4.90.0100.03911.96
5.4.80.0060.04011.96
5.4.70.0060.04211.96
5.4.60.0080.03111.96
5.4.50.0090.03111.96
5.4.40.0030.03811.95
5.4.30.0060.03911.95
5.4.20.0070.03611.95
5.4.10.0080.03611.95
5.4.00.0090.04011.44
5.3.290.0070.04612.80
5.3.280.0090.04312.71
5.3.270.0040.04112.72
5.3.260.0090.04012.72
5.3.250.0020.04212.72
5.3.240.0040.04312.71
5.3.230.0060.04212.71
5.3.220.0050.04312.68
5.3.210.0060.04312.68
5.3.200.0060.03712.68
5.3.190.0070.03712.68
5.3.180.0050.04012.67
5.3.170.0050.03812.67
5.3.160.0060.04512.67
5.3.150.0080.03912.67
5.3.140.0050.04612.66
5.3.130.0070.04612.66
5.3.120.0110.03412.66
5.3.110.0050.03912.66
5.3.100.0070.03712.12
5.3.90.0050.03912.09
5.3.80.0070.03712.08
5.3.70.0050.03812.08
5.3.60.0090.04412.06
5.3.50.0090.03412.00
5.3.40.0110.04012.00
5.3.30.0080.03811.95
5.3.20.0060.03711.73
5.3.10.0070.03511.70
5.3.00.0090.03511.69
5.2.170.0050.0309.18
5.2.160.0060.0279.18
5.2.150.0030.0339.19
5.2.140.0040.0319.18
5.2.130.0020.0319.14
5.2.120.0030.0299.14
5.2.110.0070.0279.15
5.2.100.0070.0279.14
5.2.90.0050.0299.14
5.2.80.0060.0299.14
5.2.70.0100.0319.14
5.2.60.0040.0319.09
5.2.50.0050.0359.06
5.2.40.0040.0309.04
5.2.30.0030.0319.02
5.2.20.0060.0289.01
5.2.10.0020.0308.92
5.2.00.0050.0298.77
5.1.60.0040.0268.05
5.1.50.0050.0248.05
5.1.40.0080.0208.04
5.1.30.0080.0228.39
5.1.20.0060.0248.40
5.1.10.0040.0268.13
5.1.00.0060.0238.13
5.0.50.0070.0206.61
5.0.40.0050.0196.47
5.0.30.0040.0336.29
5.0.20.0030.0206.25
5.0.10.0020.0226.23
5.0.00.0040.0306.23
4.4.90.0020.0184.78
4.4.80.0030.0154.75
4.4.70.0010.0174.75
4.4.60.0000.0184.76
4.4.50.0030.0164.77
4.4.40.0030.0254.71
4.4.30.0030.0154.76
4.4.20.0050.0144.84
4.4.10.0030.0154.85
4.4.00.0030.0254.76
4.3.110.0020.0174.67
4.3.100.0030.0164.66
4.3.90.0020.0164.63
4.3.80.0020.0254.58
4.3.70.0040.0134.63
4.3.60.0030.0234.63
4.3.50.0040.0174.63
4.3.40.0040.0254.54
4.3.30.0010.0173.28
4.3.20.0030.0203.26
4.3.10.0020.0183.21
4.3.00.0170.0207.58

preferences:
67.73 ms | 400 KiB | 5 Q