3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = '~ \A (?=\p{Latin}) (*asr: [\pL\pM ]+) \z ~xu'; $tests = [ 'Das Wohltemperierte Klavier', 'Добре темперирано пиано', 'Le Clavier bien tempére'."\xcc\x81", // <-- combining acute 'Il clavicembalo ben temperato', '平均律クラヴィーア曲集', 'El clavecí ben temprat', 'เดอะเวลล์-เทมเพิร์ดคลาเวียร์', 'Eliška Koňaříková', 'Eliška Koňaříková 1 2 3', ]; print_r(preg_grep($pattern, $tests));

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)
8.5.20.0130.00420.05
8.5.10.0120.00716.95
8.5.00.0130.00920.17
8.4.170.0150.00623.60
8.4.160.0090.01223.20
8.4.150.0020.00114.05
8.4.140.0110.00917.92
8.4.130.0050.00619.60
8.4.120.0050.00322.37
8.4.110.0100.01122.45
8.4.100.0140.00620.65
8.4.90.0100.00919.01
8.4.80.0100.01120.56
8.4.70.0070.00118.46
8.4.60.0090.00718.71
8.4.50.0090.01118.55
8.4.40.0040.01917.64
8.4.30.0040.01520.47
8.4.20.0100.01318.13
8.4.10.0030.00619.50
8.3.290.0140.00621.00
8.3.280.0140.00718.56
8.3.270.0090.01016.90
8.3.260.0070.00916.62
8.3.250.0130.00518.80
8.3.240.0140.00418.72
8.3.230.0160.00516.78
8.3.220.0070.00218.91
8.3.210.0050.00416.98
8.3.200.0050.00416.89
8.3.190.0140.00816.98
8.3.180.0100.00916.79
8.3.170.0070.01318.74
8.3.160.0140.00317.19
8.3.150.0100.01017.07
8.3.140.0070.00716.77
8.3.130.0090.00618.62
8.3.120.0030.00620.68
8.3.110.0160.00020.94
8.3.100.0060.00324.06
8.3.90.0150.00426.77
8.3.80.0030.00618.56
8.3.70.0040.01416.75
8.3.60.0150.00018.62
8.3.50.0140.00716.72
8.3.40.0070.00721.86
8.3.30.0120.00622.49
8.3.20.0110.01024.95
8.3.10.0110.00624.57
8.3.00.0130.01022.96
8.2.300.0120.00718.31
8.2.290.0120.00720.72
8.2.280.0140.00518.27
8.2.270.0140.00719.14
8.2.260.0070.00016.82
8.2.250.0040.00418.67
8.2.240.0190.00019.29
8.2.230.0030.00622.58
8.2.220.0090.00337.54
8.2.210.0070.01126.77
8.2.200.0090.00016.88
8.2.190.0100.01018.66
8.2.180.0100.00716.47
8.2.170.0100.01019.17
8.2.160.0090.00722.96
8.2.150.0070.01224.31
8.2.140.0110.00424.31
8.2.130.0140.00022.96
8.2.120.0140.00022.96
8.2.110.0080.00522.96
8.2.100.0080.00622.96
8.2.90.0110.00722.96
8.2.80.0100.00722.96
8.2.70.0110.00422.96
8.2.60.0140.00022.96
8.2.50.0120.00622.96
8.2.40.0090.00622.96
8.2.30.0110.00722.96
8.2.20.0030.01522.96
8.2.10.0110.00422.96
8.2.00.0110.00722.96
8.1.340.0100.00921.61
8.1.330.0090.00922.11
8.1.320.0090.00916.34
8.1.310.0080.00016.48
8.1.300.0030.01217.91
8.1.290.0040.00830.84
8.1.280.0090.00625.92
8.1.270.0100.00724.74
8.1.260.0120.00623.80
8.1.250.0110.00623.79
8.1.240.0090.00922.96
8.1.230.0040.01122.96
8.1.220.0030.01322.96
8.1.210.0100.01022.96
8.1.200.0040.01122.96
8.1.190.0070.00722.96
8.1.180.0110.00422.96
8.1.170.0030.01022.96
8.1.160.0040.01122.96
8.1.150.0090.00622.96
8.1.140.0040.01122.96
8.1.130.0030.01022.96
8.1.120.0070.00722.96
8.1.110.0070.00722.96
8.1.100.0070.00722.96
8.1.90.0050.01022.96
8.1.80.0140.00022.96
8.1.70.0120.00322.96
8.1.60.0070.00722.96
8.1.50.0070.00722.96
8.1.40.0040.01122.96
8.1.30.0040.01122.96
8.1.20.0070.00722.96
8.1.10.0000.01422.96
8.1.00.0040.01122.96

preferences:
94.72 ms | 406 KiB | 6 Q