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^{}\[~\]|\u20AC]'; $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)
8.3.60.0160.00716.75
8.3.50.0090.00616.50
8.3.40.0070.00718.87
8.3.30.0150.00018.69
8.3.20.0060.00320.46
8.3.10.0000.00722.07
8.3.00.0050.00319.38
8.2.180.0140.00716.88
8.2.170.0070.00722.96
8.2.160.0060.01020.48
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00821.14
8.2.120.0050.00226.35
8.2.110.0030.00721.23
8.2.100.0070.00318.09
8.2.90.0000.00819.22
8.2.80.0080.00017.97
8.2.70.0060.00317.63
8.2.60.0040.00417.80
8.2.50.0050.00318.10
8.2.40.0040.00420.59
8.2.30.0070.00021.10
8.2.20.0080.00018.04
8.2.10.0000.00818.11
8.2.00.0000.00718.02
8.1.280.0130.00625.92
8.1.270.0040.00422.31
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00623.98
8.1.230.0070.00419.06
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0030.00517.35
8.1.180.0000.00818.10
8.1.170.0000.00818.50
8.1.160.0050.00218.99
8.1.150.0030.00419.00
8.1.140.0040.00419.63
8.1.130.0080.00019.00
8.1.120.0000.00717.46
8.1.110.0030.00517.52
8.1.100.0050.00317.50
8.1.90.0050.00317.55
8.1.80.0080.00017.41
8.1.70.0030.00317.56
8.1.60.0080.00017.64
8.1.50.0040.00417.52
8.1.40.0040.00417.52
8.1.30.0000.00817.69
8.1.20.0050.00217.66
8.1.10.0070.00017.63
8.1.00.0080.00017.54
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0030.00318.50
8.0.270.0000.00717.32
8.0.260.0000.00716.90
8.0.250.0000.00717.05
8.0.240.0070.00016.97
8.0.230.0030.00617.01
8.0.220.0050.00216.96
8.0.210.0070.00016.98
8.0.200.0000.00617.06
8.0.190.0090.00016.96
8.0.180.0070.00016.98
8.0.170.0000.00816.87
8.0.160.0030.00516.98
8.0.150.0070.00016.93
8.0.140.0000.00716.86
8.0.130.0000.00513.38
8.0.120.0080.00016.92
8.0.110.0040.00416.72
8.0.100.0040.00416.95
8.0.90.0050.00316.91
8.0.80.0130.00316.92
8.0.70.0040.00416.95
8.0.60.0050.00317.02
8.0.50.0030.00516.74
8.0.30.0070.01117.13
8.0.20.0100.01217.40
8.0.10.0040.00416.81
8.0.00.0160.00316.70
7.4.330.0000.00615.55
7.4.320.0070.00016.57
7.4.300.0060.00016.55
7.4.290.0030.00616.61
7.4.280.0080.00016.53
7.4.270.0040.00416.63
7.4.260.0070.00416.64
7.4.250.0050.00216.57
7.4.240.0030.00416.63
7.4.230.0040.00416.47
7.4.220.0090.00916.73
7.4.210.0030.00916.73
7.4.200.0030.00316.56
7.4.160.0060.01316.44
7.4.150.0080.00817.40
7.4.140.0070.01117.86
7.4.130.0200.00316.65
7.4.120.0090.00916.46
7.3.330.0000.00613.06
7.3.320.0050.00013.15
7.3.310.0030.00316.09
7.3.300.0000.00716.25
7.3.290.0080.00616.27
7.3.280.0100.00716.30
7.3.270.0100.00817.40
7.3.260.0120.00816.35
7.3.250.0150.00416.28
7.3.240.0170.00316.22
7.1.70.0220.01015.25

preferences:
47.62 ms | 400 KiB | 5 Q