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;\'()*+,\-./:;]'; $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)
8.3.60.0120.00918.43
8.3.50.0040.01216.27
8.3.40.0040.01118.84
8.3.30.0120.00418.58
8.3.20.0040.00420.29
8.3.10.0040.00421.98
8.3.00.0080.00019.26
8.2.180.0120.00918.29
8.2.170.0070.00722.96
8.2.160.0130.00320.57
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00421.04
8.2.120.0080.00026.35
8.2.110.0060.00321.06
8.2.100.0070.00418.22
8.2.90.0040.00419.08
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0030.00518.10
8.2.40.0060.00320.60
8.2.30.0050.00321.02
8.2.20.0050.00218.05
8.2.10.0080.00018.18
8.2.00.0060.00318.09
8.1.280.0140.00325.92
8.1.270.0050.00322.18
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0040.00423.92
8.1.230.0070.00419.22
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0040.00418.48
8.1.160.0040.00419.14
8.1.150.0040.00418.95
8.1.140.0030.00519.50
8.1.130.0070.00018.88
8.1.120.0030.00317.53
8.1.110.0030.00517.46
8.1.100.0000.00817.53
8.1.90.0050.00217.43
8.1.80.0030.00317.41
8.1.70.0080.00017.41
8.1.60.0040.00417.68
8.1.50.0060.00317.55
8.1.40.0030.00617.62
8.1.30.0070.00017.73
8.1.20.0030.00617.66
8.1.10.0070.00017.68
8.1.00.0040.00417.54
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00818.51
8.0.270.0000.00817.25
8.0.260.0000.00616.89
8.0.250.0000.00616.93
8.0.240.0030.00316.94
8.0.230.0000.00917.06
8.0.220.0000.00816.93
8.0.210.0000.00716.94
8.0.200.0040.00417.00
8.0.190.0000.00917.01
8.0.180.0040.00416.98
8.0.170.0000.00816.88
8.0.160.0000.00716.92
8.0.150.0070.00016.86
8.0.140.0040.00416.86
8.0.130.0060.00013.36
8.0.120.0030.00316.88
8.0.110.0050.00316.99
8.0.100.0000.00816.90
8.0.90.0030.00516.87
8.0.80.0030.01316.89
8.0.70.0020.00516.90
8.0.60.0040.00417.03
8.0.50.0050.00216.80
8.0.30.0090.00817.13
8.0.20.0120.00917.40
8.0.10.0000.00716.93
8.0.00.0110.00716.64
7.4.330.0000.00615.55
7.4.320.0000.00716.64
7.4.300.0030.00316.48
7.4.290.0030.00716.57
7.4.280.0000.00816.59
7.4.270.0030.00316.61
7.4.260.0070.00416.56
7.4.250.0000.00716.53
7.4.240.0050.00216.69
7.4.230.0000.00716.50
7.4.220.0070.02016.64
7.4.210.0090.00516.55
7.4.200.0030.00316.46
7.4.160.0090.00716.63
7.4.150.0120.00617.40
7.4.140.0130.00717.86
7.4.130.0060.01316.29
7.4.120.0160.00316.53
7.3.330.0020.00213.11
7.3.320.0000.00613.00
7.3.310.0030.00316.27
7.3.300.0060.00016.17
7.3.290.0100.00516.28
7.3.280.0110.00816.25
7.3.270.0120.00617.40
7.3.260.0030.01416.36
7.3.250.0100.00816.30
7.3.240.0070.01016.36
7.1.70.0270.00915.25

preferences:
40.8 ms | 401 KiB | 5 Q