3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_internal_encoding('UTF-8'); $text = <<<TEXT Павел Дуров fsdf sdf sdf TEXT; $filter = 'Павел Дуров'; $filter = mb_strtolower($filter); $parts = mb_split('[\x00-\x20]+', $filter); $parts = array_map('trim', $parts); $parts = array_filter($parts); $parts = array_map('preg_quote', $parts); $filter = implode('.*', $parts); echo "~{$filter}~uis";

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)
8.3.60.0130.00916.63
8.3.50.0140.00016.58
8.3.40.0070.01418.97
8.3.30.0070.00718.67
8.3.20.0090.00620.14
8.3.10.0080.00023.78
8.3.00.0070.00022.11
8.2.180.0200.00318.54
8.2.170.0110.00422.96
8.2.160.0150.00019.22
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00021.00
8.2.120.0040.00426.35
8.2.110.0050.00522.20
8.2.100.0120.00017.84
8.2.90.0080.00019.17
8.2.80.0000.00818.05
8.2.70.0080.00017.60
8.2.60.0040.00418.04
8.2.50.0080.00018.10
8.2.40.0050.00320.73
8.2.30.0000.00820.98
8.2.20.0040.00418.17
8.2.10.0040.00418.07
8.2.00.0070.00018.25
8.1.280.0060.00925.92
8.1.270.0000.00722.24
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0060.00321.05
8.1.230.0070.00419.36
8.1.220.0050.00317.78
8.1.210.0080.00018.77
8.1.200.0060.00617.47
8.1.190.0090.00017.48
8.1.180.0030.00618.10
8.1.170.0040.00419.15
8.1.160.0030.00319.15
8.1.150.0000.00818.94
8.1.140.0070.00019.67
8.1.130.0000.00718.89
8.1.120.0030.00317.61
8.1.110.0060.00317.54
8.1.100.0050.00317.58
8.1.90.0060.00317.49
8.1.80.0040.00417.59
8.1.70.0050.00217.55
8.1.60.0000.00917.60
8.1.50.0000.00817.64
8.1.40.0040.00417.61
8.1.30.0050.00317.78
8.1.20.0000.00717.80
8.1.10.0060.00317.69
8.1.00.0040.00417.47
8.0.300.0000.00820.16
8.0.290.0040.00416.88
8.0.280.0080.00018.67
8.0.270.0000.00717.44
8.0.260.0000.00616.94
8.0.250.0070.00017.08
8.0.240.0070.00017.13
8.0.230.0000.00817.15
8.0.220.0040.00417.21
8.0.210.0040.00417.17
8.0.200.0000.00617.21
8.0.190.0040.00417.07
8.0.180.0040.00417.13
8.0.170.0000.00717.17
8.0.160.0030.00517.04
8.0.150.0000.00716.95
8.0.140.0040.00317.03
8.0.130.0000.00513.54
8.0.120.0070.00017.13
8.0.110.0040.00417.00
8.0.100.0000.00716.94
8.0.90.0000.00816.97
8.0.80.0090.00617.06
8.0.70.0050.00217.17
8.0.60.0000.00717.16
8.0.50.0000.00717.13
8.0.30.0100.00417.23
8.0.20.0110.01117.43
8.0.10.0000.00817.20
8.0.00.0050.01916.71
7.4.330.0000.00615.55
7.4.320.0000.00616.59
7.4.300.0030.00316.65
7.4.290.0050.00316.67
7.4.280.0000.00716.57
7.4.270.0000.00816.63
7.4.260.0070.00016.55
7.4.250.0040.00416.69
7.4.240.0050.00216.77
7.4.230.0040.00416.39
7.4.220.0150.00316.50
7.4.210.0070.01016.75
7.4.200.0030.00316.58
7.4.160.0090.00716.62
7.4.150.0060.01017.40
7.4.140.0110.00717.86
7.4.130.0140.00316.45
7.4.120.0120.00716.63
7.3.330.0060.00013.30
7.3.320.0050.00013.30
7.3.310.0030.00516.32
7.3.300.0000.00716.31
7.3.290.0030.00316.41
7.3.280.0090.00916.44
7.3.270.0060.01217.40
7.3.260.0060.01016.54
7.3.250.0110.00716.44
7.3.240.0080.01016.54
7.1.70.0070.00717.34

preferences:
39.06 ms | 401 KiB | 5 Q