3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ptn = "/^[\pL\s.]+$"; $str = "i am letters 9880 ."; preg_match($ptn, $str, $matches); print_r($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)
8.3.40.0040.01118.71
8.3.30.0080.00618.79
8.3.20.0070.00020.16
8.3.10.0050.00320.39
8.3.00.0080.00019.26
8.2.170.0070.00722.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0110.00024.66
8.2.130.0050.00326.16
8.2.120.0000.00821.00
8.2.110.0040.00421.02
8.2.100.0110.00018.22
8.2.90.0050.00319.09
8.2.80.0090.00017.97
8.2.70.0030.00617.38
8.2.60.0100.00017.80
8.2.50.0040.00418.07
8.2.40.0040.00718.22
8.2.30.0000.00719.38
8.2.20.0000.00817.48
8.2.10.0040.00417.96
8.2.00.0040.00417.48
8.1.270.0000.00824.02
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0030.00621.31
8.1.230.0080.00317.70
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0030.00617.10
8.1.190.0040.00417.23
8.1.180.0000.00718.10
8.1.170.0000.00818.44
8.1.160.0040.00421.87
8.1.150.0000.00718.86
8.1.140.0040.00417.39
8.1.130.0070.00017.86
8.1.120.0050.00217.38
8.1.110.0000.00717.30
8.1.100.0040.00417.39
8.1.90.0000.01017.39
8.1.80.0000.00717.22
8.1.70.0030.00317.24
8.1.60.0060.00317.57
8.1.50.0040.00417.40
8.1.40.0000.00817.44
8.1.30.0050.00317.49
8.1.20.0000.00817.61
8.1.10.0000.00817.50
8.1.00.0000.00717.39
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.37
8.0.270.0000.00817.19
8.0.260.0000.00617.18
8.0.250.0030.00516.93
8.0.240.0060.00016.95
8.0.230.0030.00316.95
8.0.220.0070.00016.89
8.0.210.0000.00716.90
8.0.200.0030.00316.84
8.0.190.0000.01016.88
8.0.180.0040.00416.94
8.0.170.0040.00416.83
8.0.160.0040.00416.93
8.0.150.0040.00416.81
8.0.140.0070.00016.82
8.0.130.0060.00313.35
8.0.120.0080.00016.88
8.0.110.0040.00416.91
8.0.100.0040.00416.70
8.0.90.0030.00316.67
8.0.80.0070.00716.93
8.0.70.0070.00016.93
8.0.60.0040.00416.95
8.0.50.0070.00016.77
8.0.30.0120.00716.86
8.0.20.0120.00817.40
8.0.10.0040.00416.91
8.0.00.0070.01116.73
7.4.330.0000.00515.02
7.4.320.0030.00316.42
7.4.300.0030.00316.53
7.4.290.0000.00716.39
7.4.280.0030.00916.47
7.4.270.0030.00316.55
7.4.260.0000.00716.56
7.4.250.0040.00416.38
7.4.240.0040.00316.50
7.4.230.0040.00416.59
7.4.220.0070.01016.63
7.4.210.0070.00616.61
7.4.200.0030.00316.63
7.4.160.0070.01416.38
7.4.150.0030.01717.40
7.4.140.0110.01317.86
7.4.130.0120.00416.37
7.4.120.0080.01116.39
7.4.110.0130.00316.53
7.4.100.0050.01416.60
7.4.90.0070.01016.55
7.4.80.0100.00719.39
7.4.70.0100.00716.55
7.4.60.0000.01616.38
7.4.50.0030.00616.23
7.4.40.0040.01816.46
7.4.30.0100.00616.47
7.4.00.0100.00715.14
7.3.330.0060.00012.95
7.3.320.0000.00512.95
7.3.310.0000.00716.33
7.3.300.0000.00616.23
7.3.290.0100.00916.24
7.3.280.0060.01016.17
7.3.270.0110.00617.40
7.3.260.0090.01216.28
7.3.250.0140.00316.20
7.3.240.0150.00316.18
7.3.230.0100.00616.39
7.3.210.0080.00816.18
7.3.200.0110.01119.39
7.3.190.0090.00616.38
7.3.180.0090.00616.30
7.3.170.0080.00816.27
7.3.160.0100.00616.47
7.3.10.0060.00616.45
7.3.00.0080.00616.36
7.2.330.0130.00316.20
7.2.320.0100.01316.52
7.2.310.0190.00316.33
7.2.300.0070.01016.32
7.2.290.0120.00916.43
7.2.130.0090.00816.52
7.2.120.0080.00616.41
7.2.110.0090.00516.73
7.2.100.0100.00716.65
7.2.90.0120.00716.57
7.2.80.0050.00916.59
7.2.70.0060.00916.49
7.2.60.0080.00816.55
7.2.50.0130.00516.76
7.2.40.0040.01116.60
7.2.30.0020.01116.82
7.2.20.0090.00616.66
7.2.10.0060.01016.47
7.2.00.0080.00717.38
7.1.250.0070.00815.58
7.1.100.0060.00618.12
7.1.70.0030.00717.21
7.1.60.0030.00719.61
7.1.50.0030.01716.84
7.1.00.0100.06722.28
7.0.200.0050.00316.77
7.0.140.0030.07322.10
7.0.60.0070.06019.86
7.0.50.0100.06017.84
7.0.40.0070.05720.01
7.0.30.0300.07320.11
7.0.20.0300.07020.20
7.0.10.0000.05320.33
7.0.00.0130.07320.18
5.6.280.0100.06720.99
5.6.210.0070.04720.47
5.6.200.0000.04318.13
5.6.190.0030.09020.67
5.6.180.0300.07020.35
5.6.170.0330.06720.49
5.6.160.0000.10020.48
5.6.150.0030.05718.11
5.6.140.0100.08018.09
5.6.130.0100.06718.12
5.6.120.0000.09020.97
5.6.110.0100.06720.88
5.6.100.0070.05320.99
5.6.90.0170.07320.99
5.6.80.0100.05020.53
5.6.70.3300.02720.52
5.5.350.0270.07720.38
5.5.340.0000.08317.91
5.5.330.0070.06020.21
5.5.320.0400.06720.21
5.5.310.0300.07720.30
5.5.300.0100.04317.91
5.5.290.0070.04718.01
5.5.280.0030.08720.79
5.5.270.0000.05020.87
5.5.260.0030.09320.86
5.5.250.0070.04020.61
5.5.240.3930.04020.03
5.4.450.0570.04319.47
5.4.440.0170.04719.57
5.4.430.0200.04319.40
5.4.420.0700.03319.54
5.4.410.0530.04719.33
5.4.400.0370.02718.78
5.4.390.0630.05018.91
5.4.380.0130.07018.64
5.4.370.0530.03718.50
5.4.360.0430.06018.51
5.4.350.0200.06018.45
5.4.340.0330.05018.77
5.4.320.0070.04012.45
5.4.310.0070.04612.45
5.4.300.0080.03912.45
5.4.290.0060.04412.45
5.4.280.0060.04112.34
5.4.270.0110.04312.35
5.4.260.0080.03812.35
5.4.250.0080.04012.34
5.4.240.0070.04712.34
5.4.230.0060.03812.34
5.4.220.0070.04012.34
5.4.210.0080.03612.34
5.4.200.0050.04012.34
5.4.190.0110.03512.34
5.4.180.0090.03712.33
5.4.170.0080.03412.34
5.4.160.0060.03912.34
5.4.150.0110.04812.34
5.4.140.0100.04012.02
5.4.130.0090.03412.01
5.4.120.0060.03511.97
5.4.110.0050.03511.96
5.4.100.0050.03711.96
5.4.90.0040.04711.96
5.4.80.0070.03411.96
5.4.70.0050.03611.96
5.4.60.0080.03911.96
5.4.50.0080.03711.96
5.4.40.0080.03711.95
5.4.30.0080.04111.95
5.4.20.0120.03811.95
5.4.10.0080.04411.95
5.4.00.0040.03611.43
5.3.290.0070.03912.80
5.3.280.0100.03712.71
5.3.270.0070.03912.72
5.3.260.0050.04612.72
5.3.250.0110.04112.72
5.3.240.0120.03712.72
5.3.230.0100.04112.71
5.3.220.0050.04012.68
5.3.210.0070.04312.68
5.3.200.0080.03512.68
5.3.190.0100.03412.68
5.3.180.0110.03512.68
5.3.170.0110.03612.67
5.3.160.0100.04412.67
5.3.150.0060.05412.67
5.3.140.0090.03812.66
5.3.130.0070.04212.66
5.3.120.0080.03812.66
5.3.110.0050.04312.65
5.3.100.0070.04112.12
5.3.90.0110.03112.09
5.3.80.0050.03712.07
5.3.70.0050.03812.07
5.3.60.0070.04212.07
5.3.50.0070.03712.00
5.3.40.0100.03312.00
5.3.30.0060.04111.94
5.3.20.0090.03411.72
5.3.10.0050.03611.69
5.3.00.0030.04011.68
5.2.170.0080.0289.18
5.2.160.0070.0299.18
5.2.150.0050.0299.18
5.2.140.0050.0369.18
5.2.130.0080.0289.14
5.2.120.0060.0289.13
5.2.110.0030.0399.14
5.2.100.0010.0379.14
5.2.90.0060.0269.13
5.2.80.0080.0309.13
5.2.70.0060.0319.12
5.2.60.0070.0329.08
5.2.50.0090.0339.05
5.2.40.0080.0359.03
5.2.30.0060.0329.01
5.2.20.0070.0359.00
5.2.10.0060.0268.92
5.2.00.0080.0268.77
5.1.60.0060.0248.06
5.1.50.0060.0278.05
5.1.40.0050.0258.04
5.1.30.0030.0278.39
5.1.20.0040.0288.41
5.1.10.0030.0338.13
5.1.00.0050.0318.14
5.0.50.0050.0236.62
5.0.40.0050.0206.47
5.0.30.0010.0366.29
5.0.20.0050.0246.26
5.0.10.0050.0276.23
5.0.00.0040.0296.23
4.4.90.0030.0244.78
4.4.80.0020.0274.75
4.4.70.0010.0244.76
4.4.60.0020.0154.75
4.4.50.0030.0214.77
4.4.40.0020.0254.71
4.4.30.0020.0274.76
4.4.20.0030.0194.85
4.4.10.0020.0194.84
4.4.00.0020.0284.76
4.3.110.0040.0154.67
4.3.100.0040.0164.67
4.3.90.0050.0184.64
4.3.80.0040.0334.59
4.3.70.0050.0144.63
4.3.60.0040.0184.63
4.3.50.0020.0194.63
4.3.40.0050.0224.54
4.3.30.0040.0143.28
4.3.20.0030.0213.26
4.3.10.0020.0193.22
4.3.00.0030.01713.95

preferences:
52.68 ms | 400 KiB | 5 Q