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); var_dump($tmp); $z = $tmp[0][1]; #$z = utf8_encode($z); #$z = iconv(mb_detect_encoding($z, mb_detect_order(), true), "UTF-8", $z); #var_dump(mb_detect_encoding($z)); var_dump(bin2hex($z));

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)
8.3.60.0120.00616.63
8.3.50.0180.00316.32
8.3.40.0070.00718.84
8.3.30.0070.00718.88
8.3.20.0000.00820.21
8.3.10.0000.00821.94
8.3.00.0030.00619.38
8.2.180.0150.00616.88
8.2.170.0040.01122.96
8.2.160.0070.01320.53
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00021.23
8.2.120.0050.00326.35
8.2.110.0090.00021.23
8.2.100.0040.00818.09
8.2.90.0040.00419.08
8.2.80.0030.00618.04
8.2.70.0060.00317.63
8.2.60.0080.00017.93
8.2.50.0000.00818.10
8.2.40.0080.00020.45
8.2.30.0030.00519.17
8.2.20.0030.00518.02
8.2.10.0040.00417.95
8.2.00.0000.00818.11
8.1.280.0100.01025.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00023.98
8.1.230.0040.00719.10
8.1.220.0000.00917.78
8.1.210.0030.00518.77
8.1.200.0000.00817.48
8.1.190.0040.00417.35
8.1.180.0050.00318.10
8.1.170.0040.00418.50
8.1.160.0030.00319.03
8.1.150.0000.00818.88
8.1.140.0040.00419.47
8.1.130.0030.00318.84
8.1.120.0030.00317.51
8.1.110.0000.00817.54
8.1.100.0040.00417.43
8.1.90.0030.00517.55
8.1.80.0030.00317.53
8.1.70.0000.00717.54
8.1.60.0060.00317.57
8.1.50.0000.00717.57
8.1.40.0080.00017.60
8.1.30.0000.00717.75
8.1.20.0100.00017.63
8.1.10.0000.00717.62
8.1.00.0030.00617.65
8.0.300.0030.00618.77
8.0.290.0030.00616.63
8.0.280.0030.00318.39
8.0.270.0070.00017.12
8.0.260.0000.00616.94
8.0.250.0050.00217.02
8.0.240.0050.00316.93
8.0.230.0050.00317.05
8.0.220.0000.00717.00
8.0.210.0000.00716.96
8.0.200.0000.00717.07
8.0.190.0050.00317.03
8.0.180.0000.00716.88
8.0.170.0070.00016.95
8.0.160.0000.00717.06
8.0.150.0000.00816.94
8.0.140.0040.00416.91
8.0.130.0000.00613.35
8.0.120.0000.00716.99
8.0.110.0000.00716.95
8.0.100.0040.00417.01
8.0.90.0040.00416.83
8.0.80.0090.00916.96
8.0.70.0000.00716.86
8.0.60.0050.00316.93
8.0.50.0040.00416.98
8.0.30.0100.00817.16
8.0.20.0110.01017.40
8.0.10.0000.00717.11
8.0.00.0090.00916.70
7.4.330.0050.00015.55
7.4.320.0060.00016.73
7.4.300.0050.00316.64
7.4.290.0030.00616.73
7.4.280.0080.00316.75
7.4.270.0030.00316.66
7.4.260.0000.00716.61
7.4.250.0030.00616.72
7.4.240.0000.00716.64
7.4.230.0000.00716.86
7.4.220.0180.00716.66
7.4.210.0060.01316.65
7.4.200.0000.00716.46
7.4.160.0070.01016.75
7.4.150.0140.00317.40
7.4.140.0130.00717.86
7.4.130.0180.01016.40
7.4.120.0110.00916.81
7.3.330.0050.00013.13
7.3.320.0020.00213.18
7.3.310.0000.00716.40
7.3.300.0000.00716.33
7.3.290.0060.01216.43
7.3.280.0090.00816.38
7.3.270.0060.01217.40
7.3.260.0080.00716.47
7.3.250.0110.00716.30
7.3.240.0100.00716.44
7.1.60.0180.00635.24

preferences:
37.93 ms | 401 KiB | 5 Q