3v4l.org

run code in 300+ PHP versions simultaneously
<?php $names = array('Mike Cannon-Brookes', "Bill O'Hara-Jones", "Jane O'-Reilly", "Mary Smythe-'Fawkes"); foreach ($names as $name) { $name_valid = preg_match("/^(?!.*['-]{2})[a-zA-Z][a-zA-Z'\s-]{1,20}$/", $name); echo "$name is " . (($name_valid) ? "valid" : "not valid") . "\n"; }

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)
8.4.120.0150.00620.43
8.4.110.0120.00522.32
8.4.100.0090.01118.02
8.4.90.0110.01018.04
8.4.80.0100.00817.96
8.4.70.0120.00818.04
8.4.60.0070.01418.86
8.4.50.0110.00818.93
8.4.40.0130.00719.75
8.4.30.0120.00920.44
8.4.20.0120.00619.09
8.4.10.0130.00619.68
8.3.250.0140.00418.81
8.3.240.0140.00616.79
8.3.230.0090.00816.80
8.3.220.0090.00917.27
8.3.210.0110.00716.80
8.3.200.0090.00118.38
8.3.190.0150.00416.56
8.3.180.0110.00416.87
8.3.170.0120.00620.78
8.3.160.0140.00418.36
8.3.150.0120.00617.41
8.3.140.0120.00316.82
8.3.130.0040.00418.47
8.3.120.0000.00820.69
8.3.110.0030.00616.86
8.3.100.0040.00416.63
8.3.90.0100.01026.77
8.3.80.0060.00317.00
8.3.70.0160.00616.88
8.3.60.0120.00318.68
8.3.50.0090.00724.62
8.3.40.0040.01119.04
8.3.30.0180.00018.97
8.3.20.0040.00422.57
8.3.10.0080.00021.76
8.3.00.0000.00820.68
8.2.290.0110.00620.32
8.2.280.0110.00916.70
8.2.270.0140.00416.96
8.2.260.0080.01118.40
8.2.250.0070.00716.80
8.2.240.0060.00317.17
8.2.230.0080.00820.94
8.2.220.0000.00937.54
8.2.210.0060.00926.77
8.2.200.0090.00018.67
8.2.190.0140.00016.63
8.2.180.0070.01325.92
8.2.170.0090.00619.04
8.2.160.0070.01022.96
8.2.150.0020.00524.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0020.00521.22
8.2.110.0050.00521.18
8.2.100.0110.00018.16
8.2.90.0040.00417.97
8.2.80.0030.00518.98
8.2.70.0040.00918.24
8.2.60.0090.00418.09
8.2.50.0120.00118.36
8.2.40.0080.00519.14
8.2.30.0100.00418.92
8.2.20.0100.00318.36
8.2.10.0100.00318.87
8.2.00.0090.00319.02
8.1.330.0110.00820.28
8.1.320.0130.00716.41
8.1.310.0100.00718.18
8.1.300.0110.00619.88
8.1.290.0060.00330.84
8.1.280.0070.00725.92
8.1.270.0000.00822.59
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0000.01022.00
8.1.230.0000.01121.04
8.1.220.0060.00317.78
8.1.210.0030.00518.77
8.1.200.0090.00418.05
8.1.190.0080.00418.05
8.1.180.0100.00218.36
8.1.170.0100.00318.70
8.1.160.0070.00519.46
8.1.150.0040.00918.84
8.1.140.0050.00718.82
8.1.130.0090.00319.35
8.1.120.0080.00418.13
8.1.110.0080.00318.08
8.1.100.0050.00718.13
8.1.90.0060.00618.13
8.1.80.0060.00618.11
8.1.70.0050.00718.07
8.1.60.0090.00418.11
8.1.50.0100.00318.17
8.1.40.0090.00318.15
8.1.30.0090.00518.15
8.1.20.0080.00518.24
8.1.10.0090.00418.09
8.1.00.0050.00818.07
8.0.300.0070.00019.95
8.0.290.0090.00317.75
8.0.280.0080.00418.61
8.0.270.0070.00618.02
8.0.260.0050.00719.36
8.0.250.0060.00617.79
8.0.240.0080.00417.83
8.0.230.0040.00617.89
8.0.220.0050.00817.85
8.0.210.0110.00217.83
8.0.200.0100.00317.90
8.0.190.0070.00417.87
8.0.180.0060.00717.84
8.0.170.0050.00817.83
8.0.160.0060.00517.84
8.0.150.0090.00517.82
8.0.140.0050.00717.83
8.0.130.0090.00216.09
8.0.120.0090.00317.81
8.0.110.0080.00317.84
8.0.100.0080.00517.88
8.0.90.0060.00717.81
8.0.80.0130.00317.85
8.0.70.0100.00217.81
8.0.60.0060.00617.82
8.0.50.0090.00417.88
8.0.30.0150.00218.00
8.0.20.0120.00618.02
8.0.10.0070.00517.90
8.0.00.0160.00217.87
7.4.330.0050.00417.08
7.4.320.0090.00217.66
7.4.300.0080.00417.69
7.4.290.0040.00817.66
7.4.280.0120.00117.71
7.4.270.0080.00517.70
7.4.260.0060.00616.04
7.4.250.0100.00417.76
7.4.240.0090.00217.45
7.4.230.0070.00717.74
7.4.220.0080.00217.46
7.4.210.0110.00717.69
7.4.200.0110.00217.77
7.4.190.0140.00318.62
7.4.180.0110.00718.62
7.4.160.0120.00518.62
7.4.150.0140.00318.62
7.4.140.0110.00518.62
7.4.130.0090.00917.58
7.4.120.0130.00317.67
7.4.110.0060.01017.62
7.4.100.0100.01117.68
7.4.90.0080.00817.62
7.4.80.0140.00519.01
7.4.70.0140.00217.72
7.4.60.0110.00617.67
7.4.50.0050.01117.62
7.4.40.0090.01017.68
7.4.30.0090.00918.62
7.4.20.0100.00718.62
7.4.10.0130.00318.62
7.4.00.0120.00216.79
7.3.330.0060.00617.43
7.3.320.0080.00315.96
7.3.310.0100.00217.55
7.3.300.0080.00417.53
7.3.290.0080.00517.54
7.3.280.0070.01017.53
7.3.270.0080.00818.62
7.3.260.0120.00417.67
7.3.250.0110.00618.62
7.3.240.0080.00817.09
7.3.230.0120.00817.64
7.3.220.0210.00018.62
7.3.210.0080.00817.56
7.3.200.0110.00617.47
7.3.190.0110.00817.56
7.3.180.0090.00717.51
7.3.170.0110.00817.78
7.3.160.0110.00617.55
7.3.150.0110.00618.62
7.3.140.0160.00018.62
7.3.130.0150.00418.62
7.3.120.0160.00018.62
7.3.110.0080.00816.77
7.3.100.0070.01016.83
7.3.90.0110.00616.79
7.3.80.0060.01216.81
7.3.70.0080.00816.81
7.3.60.0150.00316.70
7.3.50.0100.00816.63
7.3.40.0150.00416.75
7.3.30.0150.00216.79
7.3.20.0120.00716.82
7.3.10.0130.00616.81
7.3.00.0050.01316.65
7.2.340.0110.00618.62
7.2.330.0110.00717.68
7.2.320.0120.00617.81
7.2.310.0120.00717.71
7.2.300.0090.00917.72
7.2.290.0090.00817.71
7.2.280.0130.00318.62
7.2.270.0040.01118.62
7.2.260.0100.00518.62
7.2.250.0070.01018.62
7.2.240.0070.01016.88
7.2.230.0120.00416.89
7.2.220.0130.00416.99
7.2.210.0110.00717.01
7.2.200.0140.00516.74
7.2.190.0120.00616.75
7.2.180.0130.00416.92
7.2.170.0090.00916.85
7.2.160.0070.01216.72
7.2.150.0220.01116.76
7.2.140.0040.01216.93
7.2.130.0130.00616.90
7.2.120.0120.00716.77
7.2.110.0100.00616.94
7.2.100.0080.00916.79
7.2.90.0150.00316.92
7.2.80.0060.01116.91
7.2.70.0140.00316.96
7.2.60.0100.00616.94
7.2.50.0120.00416.87
7.2.40.0090.00716.89
7.2.30.0150.00316.84
7.2.20.0110.00816.98
7.2.10.0090.01216.94
7.2.00.0080.01116.95
7.1.330.0120.00516.42
7.1.320.0100.00716.35
7.1.310.0110.00616.38
7.1.300.0130.00116.26
7.1.290.0140.00416.31
7.1.280.0110.00616.40
7.1.270.0120.00616.31
7.1.260.0100.00716.42
7.1.250.0090.00616.31
7.1.240.0090.00918.62
7.1.230.0100.00718.62
7.1.220.0130.00218.62
7.1.210.0130.00318.62
7.1.200.0120.00518.62
7.1.190.0090.00618.62
7.1.180.0060.01118.62
7.1.170.0160.00018.62
7.1.160.0180.00018.62
7.1.150.0130.00318.62
7.1.140.0120.00618.62
7.1.130.0040.01218.62
7.1.120.0170.00018.62
7.1.110.0130.00418.62
7.1.100.0090.00918.62
7.1.90.0160.00318.62
7.1.80.0140.00218.62
7.1.70.0120.00618.62
7.1.60.0170.00018.62
7.1.50.0150.00318.62
7.1.40.0180.00418.62
7.1.30.0110.00718.62
7.1.20.0180.00018.62
7.1.10.0050.01118.62
7.1.00.0090.00818.62

preferences:
92.86 ms | 403 KiB | 5 Q