3v4l.org

run code in 300+ PHP versions simultaneously
<?php $names = [ 'Pérez-González', 'Domínguez-Díaz', 'Güemez-Martínez', 'Johnson-De Sosa', 'Pérez-De la Cruz', 'smith', 'Pérez De la Cruz-González', 'de Gal-O\'Connell', 'Johnson--Johnson' ]; foreach ($names as $name) { echo "$name is " . (!preg_match("~^\pL+(?:[- ']\pL+)*$~u", $name) ? 'in' : '') . "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)
8.4.120.0130.00724.12
8.4.110.0090.01020.68
8.4.100.0130.00818.93
8.4.90.0030.00617.98
8.4.80.0080.00918.07
8.4.70.0150.00618.16
8.4.60.0090.00718.03
8.4.50.0130.00818.82
8.4.40.0100.01017.82
8.4.30.0070.01318.75
8.4.20.0120.00918.91
8.4.10.0190.00019.70
8.3.250.0110.00416.98
8.3.240.0110.00717.41
8.3.230.0070.00716.71
8.3.220.0100.00617.16
8.3.210.0080.00616.89
8.3.200.0150.00516.78
8.3.190.0130.00617.10
8.3.180.0040.00419.22
8.3.170.0060.01218.98
8.3.160.0100.01020.20
8.3.150.0100.01017.09
8.3.140.0180.00016.95
8.3.130.0060.00318.76
8.3.120.0090.00018.89
8.3.110.0080.00316.72
8.3.100.0070.01117.04
8.3.90.0040.00426.77
8.3.80.0110.00019.36
8.3.70.0100.01018.56
8.3.60.0080.00818.33
8.3.50.0070.01016.59
8.3.40.0090.00618.92
8.3.30.0110.00318.91
8.3.20.0060.00324.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0120.00720.38
8.2.280.0110.00716.73
8.2.270.0100.01017.41
8.2.260.0070.00718.56
8.2.250.0030.00616.74
8.2.240.0040.01218.78
8.2.230.0100.00320.94
8.2.220.0050.00524.06
8.2.210.0080.00026.77
8.2.200.0070.00418.88
8.2.190.0070.01118.63
8.2.180.0150.00425.92
8.2.170.0140.00719.08
8.2.160.0070.00722.96
8.2.150.0000.00825.66
8.2.140.0050.00224.66
8.2.130.0070.00026.16
8.2.120.0070.00020.99
8.2.110.0070.00321.09
8.2.100.0030.01019.89
8.2.90.0080.00020.42
8.2.80.0000.00820.36
8.2.70.0000.00917.75
8.2.60.0000.00818.03
8.2.50.0040.00418.05
8.2.40.0050.00218.22
8.2.30.0000.00718.02
8.2.20.0000.00718.20
8.2.10.0040.00421.04
8.2.00.0040.00419.30
8.1.330.0120.00822.10
8.1.320.0140.00616.43
8.1.310.0030.01418.61
8.1.300.0100.00018.00
8.1.290.0100.00030.84
8.1.280.0090.00625.92
8.1.270.0130.00323.68
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0080.00022.14
8.1.230.0080.00320.84
8.1.220.0050.00317.77
8.1.210.0080.00019.03
8.1.200.0070.00317.61
8.1.190.0080.00017.36
8.1.180.0000.00918.10
8.1.170.0060.00318.63
8.1.160.0070.00019.05
8.1.150.0000.00718.97
8.1.140.0000.00718.98
8.1.130.0070.00020.18
8.1.120.0000.00717.52
8.1.110.0060.00317.64
8.1.100.0080.00417.53
8.1.90.0030.00517.55
8.1.80.0030.00517.54
8.1.70.0000.00817.50
8.1.60.0000.00817.77
8.1.50.0090.00017.68
8.1.40.0030.00517.68
8.1.30.0040.00417.79
8.1.20.0030.00517.74
8.1.10.0040.00417.71
8.1.00.0040.00417.61
8.0.300.0000.00720.13
8.0.290.0060.00317.00
8.0.280.0070.00018.48
8.0.270.0000.00718.13
8.0.260.0050.00318.51
8.0.250.0000.00817.16
8.0.240.0080.00017.23
8.0.230.0000.00717.04
8.0.220.0040.00417.18
8.0.210.0000.00717.16
8.0.200.0070.00017.05
8.0.190.0000.00817.06
8.0.180.0000.00717.10
8.0.170.0050.00316.98
8.0.160.0040.00417.00
8.0.150.0070.00016.91
8.0.140.0040.00417.12
8.0.130.0000.00613.51
8.0.120.0030.00617.14
8.0.110.0050.00317.12
8.0.100.0080.00017.16
8.0.90.0000.00717.16
8.0.80.0110.00717.17
8.0.70.0000.00716.98
8.0.60.0000.00717.04
8.0.50.0000.00717.05
8.0.30.0070.01717.09
8.0.20.0100.01317.09
8.0.10.0100.01317.11
8.0.00.0090.00617.17
7.4.330.0050.00015.55
7.4.320.0030.00316.80
7.4.300.0040.00416.75
7.4.290.0000.00716.62
7.4.280.0040.00416.88
7.4.270.0000.00716.68
7.4.260.0060.00013.55
7.4.250.0000.00716.76
7.4.240.0000.00816.80
7.4.230.0000.00716.82
7.4.220.0020.00516.88
7.4.210.0070.00916.88
7.4.200.0030.00316.87
7.4.160.0100.01016.69
7.4.150.0080.00916.71
7.4.140.0110.00716.70
7.4.130.0060.00916.80
7.4.120.0100.00716.69
7.4.110.0110.01116.59
7.4.100.0060.00916.79
7.4.90.0070.01116.87
7.4.80.0030.01316.73
7.4.70.0000.01616.79
7.4.60.0140.00716.76
7.4.50.0090.00916.65
7.4.40.0120.00916.63
7.4.30.0090.01216.54
7.4.20.0090.01316.43
7.4.10.0060.01616.57
7.4.00.0000.01816.71
7.3.330.0000.00716.55
7.3.320.0050.00013.31
7.3.310.0040.00416.43
7.3.300.0030.00316.47
7.3.290.0060.01016.51
7.3.270.0040.01516.58
7.3.260.0130.00316.38
7.3.250.0080.00816.41
7.3.240.0090.01016.45
7.3.230.0070.01016.38
7.3.220.0130.00916.46
7.3.210.0060.01316.34
7.3.200.0100.01016.36
7.3.190.0070.00716.30
7.3.180.0100.01016.32
7.3.170.0030.01516.30
7.3.160.0150.00616.38
7.3.150.0110.00516.41
7.3.140.0070.01016.34
7.3.130.0040.01516.31
7.3.120.0070.00716.31
7.3.110.0090.01216.29
7.3.100.0100.01016.33
7.3.90.0110.00716.71
7.3.80.0120.00316.32
7.3.70.0140.00716.54
7.3.60.0060.01016.50
7.3.50.0070.01016.55
7.3.40.0120.00916.58
7.3.30.0100.01116.56
7.3.20.0090.01016.50
7.3.10.0040.01516.43
7.3.00.0260.00616.45
4.3.110.0010.0018.91

preferences:
28.96 ms | 403 KiB | 5 Q