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(strpos($data,$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)
8.3.70.0120.00318.20
8.3.60.0150.00316.63
8.3.50.0140.00616.70
8.3.40.0120.00318.88
8.3.30.0070.00718.62
8.3.20.0050.00320.35
8.3.10.0040.00421.94
8.3.00.0090.00019.40
8.2.180.0170.00317.00
8.2.170.0100.01022.96
8.2.160.0100.01020.34
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00420.95
8.2.120.0080.00026.35
8.2.110.0040.00819.35
8.2.100.0080.00418.12
8.2.90.0030.00619.30
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0040.00418.04
8.2.50.0040.00418.10
8.2.40.0040.00420.40
8.2.30.0070.00019.33
8.2.20.0000.00718.14
8.2.10.0000.00718.08
8.2.00.0080.00018.00
8.1.280.0100.01025.92
8.1.270.0090.00022.18
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0000.01019.11
8.1.230.0040.00719.00
8.1.220.0000.00917.78
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0040.00418.70
8.1.160.0080.00019.03
8.1.150.0000.00718.88
8.1.140.0030.00519.59
8.1.130.0000.00718.76
8.1.120.0040.00417.55
8.1.110.0020.00517.54
8.1.100.0050.00317.58
8.1.90.0000.00817.47
8.1.80.0000.00717.55
8.1.70.0070.00017.56
8.1.60.0000.00717.68
8.1.50.0000.00717.60
8.1.40.0030.00617.55
8.1.30.0060.00317.71
8.1.20.0120.00017.65
8.1.10.0060.00317.62
8.1.00.0030.00617.67
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0050.00318.39
8.0.270.0000.00717.13
8.0.260.0030.00316.80
8.0.250.0000.00717.08
8.0.240.0040.00416.91
8.0.230.0000.00717.05
8.0.220.0000.00716.91
8.0.210.0000.00716.93
8.0.200.0000.00617.02
8.0.190.0030.00516.91
8.0.180.0030.00316.97
8.0.170.0050.00316.90
8.0.160.0000.00817.09
8.0.150.0000.00716.83
8.0.140.0080.00017.00
8.0.130.0030.00313.41
8.0.120.0000.00716.89
8.0.110.0000.00716.88
8.0.100.0000.00816.96
8.0.90.0000.00716.98
8.0.80.0090.00617.00
8.0.70.0040.00416.79
8.0.60.0070.00017.00
8.0.50.0000.00716.85
8.0.30.0080.00816.99
8.0.20.0130.01017.40
8.0.10.0040.00417.06
8.0.00.0090.00917.06
7.4.330.0050.00015.55
7.4.320.0050.00216.66
7.4.300.0070.00016.65
7.4.290.0030.00816.57
7.4.280.0040.00816.72
7.4.270.0030.00316.66
7.4.260.0070.00016.59
7.4.250.0100.00016.59
7.4.240.0030.00316.59
7.4.230.0070.00016.82
7.4.220.0140.00316.62
7.4.210.0030.01316.67
7.4.200.0070.00016.70
7.4.160.0110.00616.66
7.4.150.0130.00417.40
7.4.140.0080.01217.86
7.4.130.0180.00816.59
7.4.120.0080.01216.64
7.3.330.0060.00013.21
7.3.320.0060.00013.21
7.3.310.0040.00416.48
7.3.300.0070.00016.26
7.3.290.0080.00816.43
7.3.280.0080.00916.43
7.3.270.0190.00617.40
7.3.260.0130.00716.50
7.3.250.0140.00616.55
7.3.240.0060.01016.66
7.1.60.0140.02135.21

preferences:
62.63 ms | 401 KiB | 5 Q