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)
8.3.60.0160.00316.75
8.3.50.0040.01216.38
8.3.40.0110.00418.71
8.3.30.0040.01118.76
8.3.20.0030.00520.29
8.3.10.0000.00721.86
8.3.00.0080.00019.13
8.2.180.0150.00616.75
8.2.170.0100.00722.96
8.2.160.0040.01120.57
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00021.26
8.2.120.0040.00426.35
8.2.110.0070.00322.18
8.2.100.0080.00417.78
8.2.90.0000.00817.84
8.2.80.0030.00617.97
8.2.70.0040.00417.50
8.2.60.0000.00817.93
8.2.50.0090.00018.10
8.2.40.0040.00420.61
8.2.30.0040.00420.92
8.2.20.0040.00417.93
8.2.10.0030.00517.99
8.2.00.0040.00418.02
8.1.280.0130.00725.92
8.1.270.0070.00022.19
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0110.00724.01
8.1.230.0030.00920.88
8.1.220.0040.00417.74
8.1.210.0040.00418.92
8.1.200.0030.00617.23
8.1.190.0060.00317.00
8.1.180.0000.00818.10
8.1.170.0000.00818.50
8.1.160.0080.00018.96
8.1.150.0000.00718.96
8.1.140.0040.00419.63
8.1.130.0000.00719.00
8.1.120.0000.00817.50
8.1.110.0050.00317.55
8.1.100.0000.00717.54
8.1.90.0000.00717.41
8.1.80.0000.00717.36
8.1.70.0030.00317.43
8.1.60.0000.00817.53
8.1.50.0050.00317.58
8.1.40.0080.00017.57
8.1.30.0040.00417.73
8.1.20.0070.00017.69
8.1.10.0040.00417.63
8.1.00.0050.00317.54
8.0.300.0080.00020.15
8.0.290.0050.00316.75
8.0.280.0000.00718.55
8.0.270.0000.00717.19
8.0.260.0000.00616.75
8.0.250.0070.00017.02
8.0.240.0040.00417.00
8.0.230.0030.00717.01
8.0.220.0030.00516.89
8.0.210.0050.00216.88
8.0.200.0000.00816.90
8.0.190.0080.00017.01
8.0.180.0000.00716.82
8.0.170.0070.00016.98
8.0.160.0000.00717.02
8.0.150.0040.00416.84
8.0.140.0000.00716.93
8.0.130.0030.00313.47
8.0.120.0040.00416.86
8.0.110.0040.00416.93
8.0.100.0040.00416.78
8.0.90.0030.00616.77
8.0.80.0070.01416.91
8.0.70.0000.00716.77
8.0.60.0040.00416.80
8.0.50.0000.00716.78
8.0.30.0130.00517.03
8.0.20.0140.00717.40
8.0.10.0000.00716.89
8.0.00.0040.01416.84
7.4.330.0000.00515.55
7.4.320.0060.00016.70
7.4.300.0030.00316.54
7.4.290.0080.00016.54
7.4.280.0040.00416.69
7.4.270.0000.00716.57
7.4.260.0050.00216.65
7.4.250.0020.00516.62
7.4.240.0050.00216.68
7.4.230.0030.00416.65
7.4.220.0190.00616.71
7.4.210.0070.00716.58
7.4.200.0000.00716.60
7.4.160.0080.01016.46
7.4.150.0070.01017.40
7.4.140.0090.01017.86
7.4.130.0130.01316.39
7.4.120.0120.00816.48
7.3.330.0020.00213.13
7.3.320.0030.00313.19
7.3.310.0030.00316.34
7.3.300.0000.00716.28
7.3.290.0080.00816.29
7.3.280.0100.00716.25
7.3.270.0090.00917.40
7.3.260.0120.00616.28
7.3.250.0090.00816.30
7.3.240.0050.01116.40
7.1.70.0260.01315.39

preferences:
37.86 ms | 401 KiB | 5 Q