3v4l.org

run code in 300+ PHP versions simultaneously
<?php $valueString = 'test.-'; $pattern = '/[a-z0-9]{1,7}/i'; var_dump(@preg_match($pattern, $valueString));

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)
8.3.70.0170.00316.75
8.3.60.0100.00716.63
8.3.50.0160.00523.07
8.3.40.0100.01018.79
8.3.30.0120.00318.92
8.3.20.0040.00420.14
8.3.10.0040.00423.56
8.3.00.0090.00019.41
8.2.180.0120.00916.36
8.2.170.0150.00422.96
8.2.160.0120.00320.58
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00820.96
8.2.110.0130.00322.11
8.2.100.0070.00419.58
8.2.90.0040.00419.08
8.2.80.0030.00517.97
8.2.70.0070.00317.88
8.2.60.0000.00817.93
8.2.50.0030.00618.07
8.2.40.0060.00320.04
8.2.30.0000.00718.12
8.2.20.0040.00417.79
8.2.10.0070.00018.11
8.2.00.0070.00017.69
8.1.280.0120.00925.92
8.1.270.0000.00923.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.85
8.1.230.0040.00719.17
8.1.220.0050.00217.74
8.1.210.0060.00318.77
8.1.200.0000.00917.35
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0000.00818.64
8.1.160.0070.00021.87
8.1.150.0090.00018.91
8.1.140.0050.00217.59
8.1.130.0070.00017.89
8.1.120.0050.00217.61
8.1.110.0080.00017.64
8.1.100.0000.00717.61
8.1.90.0030.00317.55
8.1.80.0030.00317.61
8.1.70.0030.00317.55
8.1.60.0030.00517.81
8.1.50.0060.00317.64
8.1.40.0040.00417.64
8.1.30.0060.00317.76
8.1.20.0040.00417.73
8.1.10.0040.00417.60
8.1.00.0000.00817.58
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0070.00018.37
8.0.270.0030.00317.18
8.0.260.0000.00717.26
8.0.250.0030.00317.13
8.0.240.0000.00716.98
8.0.230.0070.00016.99
8.0.220.0000.00617.02
8.0.210.0030.00316.86
8.0.200.0050.00316.92
8.0.190.0000.00917.04
8.0.180.0000.00717.08
8.0.170.0040.00417.01
8.0.160.0040.00417.16
8.0.150.0000.00816.93
8.0.140.0000.00816.85
8.0.130.0050.00013.50
8.0.120.0040.00417.04
8.0.110.0040.00417.04
8.0.100.0000.00716.82
8.0.90.0000.00717.14
8.0.80.0110.00416.94
8.0.70.0000.00716.90
8.0.60.0040.00416.89
8.0.50.0040.00416.85
8.0.30.0070.01517.21
8.0.20.0130.00817.40
8.0.10.0080.00017.08
8.0.00.0110.00716.71
7.4.330.0030.00315.16
7.4.320.0000.00716.77
7.4.300.0030.00316.70
7.4.290.0040.00416.56
7.4.280.0040.00416.64
7.4.270.0000.00716.71
7.4.260.0030.00316.78
7.4.250.0040.00416.52
7.4.240.0030.00516.67
7.4.230.0000.00616.61
7.4.220.0070.01116.65
7.4.210.0040.01216.78
7.4.200.0000.00716.61
7.4.160.0120.00916.82
7.4.150.0090.01217.40
7.4.140.0120.00817.86
7.4.130.0030.01416.71
7.4.120.0110.00816.66
7.4.110.0090.00916.55
7.4.100.0170.00016.75
7.4.90.0090.01216.44
7.4.80.0110.00619.39
7.4.70.0140.00316.76
7.4.60.0060.00916.63
7.4.50.0030.00516.41
7.4.40.0090.00916.80
7.4.30.0060.01016.59
7.4.00.0090.00615.10
7.3.330.0000.00513.14
7.3.320.0000.00613.11
7.3.310.0030.00316.34
7.3.300.0070.00016.31
7.3.290.0030.01316.24
7.3.280.0090.00816.30
7.3.270.0120.00917.40
7.3.260.0200.00316.48
7.3.250.0110.01016.40
7.3.240.0070.01016.28
7.3.230.0080.00816.39
7.3.210.0120.00616.69
7.3.200.0080.00919.39
7.3.190.0120.01016.57
7.3.180.0060.01016.53
7.3.170.0060.00916.54
7.3.160.0050.01016.39
7.3.10.0060.00816.70
7.3.00.0070.00616.70
7.2.330.0060.01316.63
7.2.320.0090.00916.52
7.2.310.0030.01316.77
7.2.300.0130.00416.57
7.2.290.0070.01016.54
7.2.130.0090.00616.77
7.2.120.0090.00516.83
7.2.110.0060.01016.78
7.2.100.0080.00616.91
7.2.90.0060.00916.79
7.2.80.0080.00816.90
7.2.70.0050.00816.89
7.2.60.0150.00016.76
7.2.50.0070.00516.84
7.2.40.0060.00916.96
7.2.30.0060.01016.99
7.2.20.0020.01316.81
7.2.10.0080.00616.88
7.2.00.0050.00716.85
7.1.250.0060.00915.77
7.1.70.0040.00717.27
7.1.60.0000.02419.40
7.1.50.0110.01416.98
7.1.00.0030.07722.38
7.0.200.0000.01316.82
7.0.140.0030.07322.16
7.0.60.0200.06720.04
7.0.50.0000.04717.91
7.0.40.0100.05320.01
7.0.30.0370.07320.31
7.0.20.0200.04320.11
7.0.10.0070.05720.18
7.0.00.0100.04320.31
5.6.280.0000.07321.09
5.6.210.0030.04020.70
5.6.200.0100.04018.09
5.6.190.0070.08720.41
5.6.180.0270.04720.32
5.6.170.0170.04020.54
5.6.160.0070.08320.37
5.6.150.0070.07318.11
5.6.140.0100.07718.11
5.6.130.0100.08018.17
5.6.120.0030.04720.82
5.6.110.0100.08321.11
5.6.100.0030.09320.98
5.6.90.0030.05021.02
5.6.80.0130.07320.40
5.5.350.0230.07720.52
5.5.340.0030.09017.99
5.5.330.0070.07320.40
5.5.320.0300.05720.26
5.5.310.0270.07720.16
5.5.300.0100.05717.91
5.5.290.0070.07718.00
5.5.280.0130.07320.84
5.5.270.0030.07020.87
5.5.260.0030.08720.82
5.5.250.0070.08320.60
5.5.240.0270.06320.25
5.4.450.0330.04319.41
5.4.440.0370.04019.50
5.4.430.0530.04019.40
5.4.420.0270.04319.45
5.4.410.1230.04319.27
5.4.400.0470.04019.22
5.4.390.0400.03719.06
5.4.380.0300.05318.53
5.4.370.0330.07018.70
5.4.360.0230.06318.68
5.4.350.0300.05718.46
5.4.340.0400.05318.59
5.4.320.0060.03612.46
5.4.310.0040.03912.45
5.4.300.0090.03312.45
5.4.290.0030.04012.45
5.4.280.0040.03712.34
5.4.270.0020.03912.35
5.4.260.0070.03612.35
5.4.250.0090.03512.34
5.4.240.0030.04012.34
5.4.230.0040.03912.34
5.4.220.0070.03512.34
5.4.210.0050.03512.34
5.4.200.0050.04012.34
5.4.190.0050.03612.33
5.4.180.0070.03312.33
5.4.170.0030.03812.34
5.4.160.0050.03612.34
5.4.150.0040.03712.34
5.4.140.0080.03412.02
5.4.130.0020.03912.01
5.4.120.0050.03611.96
5.4.110.0030.03711.96
5.4.100.0070.03311.96
5.4.90.0020.03911.96
5.4.80.0050.03711.96
5.4.70.0040.03511.96
5.4.60.0040.03511.96
5.4.50.0040.03611.96
5.4.40.0080.03111.95
5.4.30.0030.03711.95
5.4.20.0060.03811.95
5.4.10.0050.03411.95
5.4.00.0080.03511.43
5.3.290.0110.04412.80
5.3.280.0060.04512.71
5.3.270.0070.03712.72
5.3.260.0020.04212.72
5.3.250.0050.03812.72
5.3.240.0040.03812.72
5.3.230.0050.04012.70
5.3.220.0070.03512.68
5.3.210.0050.03912.68
5.3.200.0090.03312.68
5.3.190.0040.03912.68
5.3.180.0050.03812.67
5.3.170.0060.03812.67
5.3.160.0060.04112.67
5.3.150.0070.04812.68
5.3.140.0070.03412.66
5.3.130.0100.03612.66
5.3.120.0060.04412.66
5.3.110.0040.03912.66
5.3.100.0060.03512.12
5.3.90.0040.04212.09
5.3.80.0050.04012.08
5.3.70.0080.03812.08
5.3.60.0060.03612.06
5.3.50.0040.03812.00
5.3.40.0050.03612.00
5.3.30.0060.03411.94
5.3.20.0050.03611.72
5.3.10.0080.03911.69
5.3.00.0080.03911.68
5.2.170.0020.0329.18
5.2.160.0040.0299.18
5.2.150.0040.0309.18
5.2.140.0050.0309.18
5.2.130.0060.0279.14
5.2.120.0050.0279.14
5.2.110.0040.0299.14
5.2.100.0080.0269.14
5.2.90.0040.0319.14
5.2.80.0090.0259.13
5.2.70.0030.0319.13
5.2.60.0040.0319.09
5.2.50.0050.0309.06
5.2.40.0060.0279.04
5.2.30.0070.0279.01
5.2.20.0070.0269.00
5.2.10.0030.0348.93
5.2.00.0030.0318.79
5.1.60.0060.0258.07
5.1.50.0050.0268.07
5.1.40.0030.0248.05
5.1.30.0040.0338.41
5.1.20.0050.0308.43
5.1.10.0030.0278.15
5.1.00.0040.0258.15
5.0.50.0030.0276.63
5.0.40.0030.0196.48
5.0.30.0050.0286.30
5.0.20.0030.0276.27
5.0.10.0050.0216.25
5.0.00.0050.0296.23
4.4.90.0070.0184.78
4.4.80.0020.0154.76
4.4.70.0020.0224.75
4.4.60.0020.0164.75
4.4.50.0060.0134.77
4.4.40.0060.0224.71
4.4.30.0010.0174.76
4.4.20.0030.0184.85
4.4.10.0040.0144.85
4.4.00.0020.0254.76
4.3.110.0010.0174.66
4.3.100.0040.0154.66
4.3.90.0050.0194.63
4.3.80.0050.0244.58
4.3.70.0030.0164.63
4.3.60.0040.0184.63
4.3.50.0020.0164.63
4.3.40.0040.0234.54
4.3.30.0030.0213.29
4.3.20.0010.0193.27
4.3.10.0030.0143.23
4.3.00.0000.01715.63

preferences:
54.36 ms | 401 KiB | 5 Q