3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = '[^A-Za-z\r\n@£$¥èéùìòÇØøÅå\u0394\u03A6\u0393\u039B\u03A9\u03A0\u03A8\u03A3\u0398\u039EÆæßÉ!"#$%&amp;\'()*+,\-./:;<>&lt;=&gt;?¡ÄÖÑܧ¿äöñüà^{}\\\[~\]]'; $data = 'asdf‘‼asdf'; $tmp = []; $result = mb_ereg($x,$data,$tmp); var_dump($tmp); /* $result = preg_match_all($x,$data,$tmp); var_dump($tmp); $z = $tmp[0][1]; $y = strpos($data,$z); $q = substr($data,$y,3); var_dump($q); */

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)
8.3.60.0110.00716.63
8.3.50.0090.00616.22
8.3.40.0000.01418.63
8.3.30.0110.00418.51
8.3.20.0050.00220.33
8.3.10.0070.00021.73
8.3.00.0030.00619.25
8.2.180.0070.01116.88
8.2.170.0080.00622.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00420.99
8.2.120.0040.00426.35
8.2.110.0030.00621.14
8.2.100.0060.00618.03
8.2.90.0000.00819.08
8.2.80.0000.00817.97
8.2.70.0060.00317.38
8.2.60.0060.00317.80
8.2.50.0040.00418.10
8.2.40.0080.00020.46
8.2.30.0060.00321.03
8.2.20.0040.00417.94
8.2.10.0040.00418.04
8.2.00.0020.00518.11
8.1.280.0070.01125.92
8.1.270.0040.00422.22
8.1.260.0040.00426.35
8.1.250.0030.00328.09
8.1.240.0070.01024.02
8.1.230.0000.01119.29
8.1.220.0050.00317.78
8.1.210.0050.00318.77
8.1.200.0100.00017.35
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0080.00018.56
8.1.160.0050.00219.00
8.1.150.0080.00018.93
8.1.140.0050.00319.69
8.1.130.0030.00518.98
8.1.120.0040.00417.46
8.1.110.0040.00417.56
8.1.100.0050.00217.39
8.1.90.0000.00917.50
8.1.80.0040.00417.55
8.1.70.0030.00317.51
8.1.60.0030.00617.65
8.1.50.0040.00417.58
8.1.40.0080.00017.47
8.1.30.0000.00817.72
8.1.20.0000.00917.61
8.1.10.0050.00217.61
8.1.00.0040.00417.53
8.0.300.0030.00618.77
8.0.290.0070.00016.75
8.0.280.0000.00718.46
8.0.270.0030.00317.31
8.0.260.0030.00316.99
8.0.250.0030.00317.02
8.0.240.0030.00617.07
8.0.230.0100.00017.07
8.0.220.0070.00016.90
8.0.210.0030.00316.91
8.0.200.0070.00017.11
8.0.190.0030.00516.99
8.0.180.0000.00817.07
8.0.170.0030.00317.07
8.0.160.0000.00717.04
8.0.150.0070.00017.01
8.0.140.0000.00816.90
8.0.130.0030.00313.47
8.0.120.0000.00716.95
8.0.110.0000.00716.89
8.0.100.0040.00416.84
8.0.90.0000.00716.88
8.0.80.0090.00616.96
8.0.70.0040.00417.02
8.0.60.0040.00417.05
8.0.50.0000.00716.81
8.0.30.0080.00917.16
8.0.20.0090.01417.40
8.0.10.0050.00216.95
8.0.00.0100.00716.76
7.4.330.0000.00515.55
7.4.320.0030.00316.46
7.4.300.0060.00016.66
7.4.290.0040.00416.57
7.4.280.0000.00816.53
7.4.270.0000.00616.55
7.4.260.0120.00016.54
7.4.250.0040.00416.52
7.4.240.0070.00016.65
7.4.230.0000.00716.76
7.4.220.0100.01416.63
7.4.210.0100.00316.50
7.4.200.0000.00716.45
7.4.160.0110.00516.51
7.4.150.0160.00617.40
7.4.140.0070.01417.86
7.4.130.0130.00716.60
7.4.120.0070.01216.59
7.3.330.0030.00313.07
7.3.320.0060.00013.16
7.3.310.0000.00716.38
7.3.300.0000.00716.30
7.3.290.0070.00616.31
7.3.280.0070.01016.31
7.3.270.0130.00617.40
7.3.260.0110.01116.33
7.3.250.0120.00616.35
7.3.240.0110.00916.26
7.1.70.0230.00715.14

preferences:
31.9 ms | 400 KiB | 5 Q