3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = '/[^A-Za-z0-9 \r\n@£$¥èéùìòÇØøÅå\x\{0394\}\x\{03A6\}\x\{0393\}\x\{039B\}\x\{03A9\}\x\{03A0\}\x\{03A8\}\x\{03A3\}\x\{0398\}\x\{039E\}ÆæßÉ!"#$%&amp;\'()*+,\-.\/:;<>&lt;=&gt;?¡ÄÖÑܧ¿äöñüà^{}\\\[~\]|\x\{20AC\}]+/'; $data = 'asdf‘‼asdf'; $tmp = []; $result = preg_match_all($x,$data,$tmp,PREG_OFFSET_CAPTURE); var_dump($tmp); $z = $tmp[0][1]; $q = substr($data,4,3); 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)
8.3.60.0180.00016.75
8.3.50.0110.00416.68
8.3.40.0060.00918.92
8.3.30.0070.00718.92
8.3.20.0040.00420.37
8.3.10.0040.00421.85
8.3.00.0060.00319.38
8.2.180.0120.00616.38
8.2.170.0110.01122.96
8.2.160.0070.00720.47
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0080.00021.07
8.2.120.0080.00026.35
8.2.110.0080.00320.38
8.2.100.0070.00418.03
8.2.90.0040.00419.12
8.2.80.0060.00318.05
8.2.70.0110.01117.13
8.2.60.0030.00617.80
8.2.50.0030.00518.10
8.2.40.0080.00020.42
8.2.30.0000.00821.05
8.2.20.0040.00418.12
8.2.10.0000.00818.06
8.2.00.0000.00818.12
8.1.270.0040.00422.05
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00317.83
8.1.230.0080.00419.01
8.1.220.0000.00817.79
8.1.210.0080.00018.77
8.1.200.0040.00417.35
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0080.00020.38
8.1.160.0040.00418.95
8.1.150.0050.00220.73
8.1.140.0000.00819.52
8.1.130.0000.00718.80
8.1.120.0000.00717.58
8.1.110.0040.00417.55
8.1.100.0050.00317.52
8.1.90.0070.00417.56
8.1.80.0070.00017.57
8.1.70.0030.00317.52
8.1.60.0000.00817.66
8.1.50.0030.00517.56
8.1.40.0040.00417.48
8.1.30.0040.00417.77
8.1.20.0030.00617.73
8.1.10.0030.00517.63
8.1.00.0040.00417.71
8.0.300.0080.00018.77
8.0.290.0000.00816.75
8.0.280.0030.00318.38
8.0.270.0050.00217.07
8.0.260.0000.00616.89
8.0.250.0000.00716.92
8.0.240.0090.00017.03
8.0.230.0100.00017.02
8.0.220.0030.00316.98
8.0.210.0040.00416.87
8.0.200.0030.00317.00
8.0.190.0040.00417.07
8.0.180.0040.00416.88
8.0.170.0040.00416.97
8.0.160.0000.00716.86
8.0.150.0000.00716.88
8.0.140.0040.00416.93
8.0.130.0060.00013.43
8.0.120.0040.00416.93
8.0.110.0040.00416.99
8.0.100.0000.00716.90
8.0.90.0050.00216.97
8.0.80.0100.00616.94
8.0.70.0040.00416.85
8.0.60.0050.00216.85
8.0.50.0060.00316.98
8.0.30.0100.00817.22
8.0.20.0090.01117.40
8.0.10.0000.00817.15
8.0.00.0130.01317.11
7.4.330.0050.00015.55
7.4.320.0000.00616.68
7.4.300.0030.00316.65
7.4.290.0000.01016.53
7.4.280.0040.00416.64
7.4.270.0040.00416.65
7.4.260.0040.00416.67
7.4.250.0040.00416.63
7.4.240.0070.00016.59
7.4.230.0030.00316.76
7.4.220.0130.00616.68
7.4.210.0060.01216.66
7.4.200.0020.00516.75
7.4.160.0080.00916.57
7.4.150.0090.00917.40
7.4.140.0080.01017.86
7.4.130.0130.00616.61
7.4.120.0110.00716.63
7.3.330.0000.00513.09
7.3.320.0060.00013.09
7.3.310.0030.00316.39
7.3.300.0000.00716.33
7.3.290.0110.00416.44
7.3.280.0070.00916.41
7.3.270.0170.00617.40
7.3.260.0140.00416.50
7.3.250.0090.00816.46
7.3.240.0070.01316.56
7.1.60.0240.00735.02

preferences:
60.28 ms | 400 KiB | 5 Q