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‘‼'; $tmp = []; $result = preg_match_all($x,$data,$tmp,PREG_SET_ORDER); var_dump($result); var_dump($tmp);

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)
8.3.60.0080.00816.75
8.3.50.0040.01116.64
8.3.40.0090.00618.79
8.3.30.0110.00418.79
8.3.20.0050.00320.34
8.3.10.0000.00723.35
8.3.00.0080.00019.38
8.2.180.0110.00418.79
8.2.170.0040.01122.96
8.2.160.0100.00320.35
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00020.94
8.2.120.0000.00726.35
8.2.110.0060.00320.35
8.2.100.0090.00317.71
8.2.90.0000.00819.08
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0000.00818.04
8.2.50.0000.00818.10
8.2.40.0000.00820.55
8.2.30.0030.00521.00
8.2.20.0000.00717.94
8.2.10.0000.00818.02
8.2.00.0000.00718.08
8.1.280.0120.00625.92
8.1.270.0050.00322.14
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0110.00017.70
8.1.220.0000.00917.78
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0050.00317.35
8.1.180.0000.00818.10
8.1.170.0030.00520.48
8.1.160.0050.00319.07
8.1.150.0000.00718.81
8.1.140.0050.00319.45
8.1.130.0030.00318.76
8.1.120.0030.00317.48
8.1.110.0080.00017.45
8.1.100.0080.00017.45
8.1.90.0050.00217.53
8.1.80.0040.00417.44
8.1.70.0030.00517.52
8.1.60.0030.00517.65
8.1.50.0040.00417.50
8.1.40.0040.00417.62
8.1.30.0030.00617.75
8.1.20.0000.00817.60
8.1.10.0000.00817.73
8.1.00.0030.00617.57
8.0.300.0060.00318.77
8.0.290.0000.00816.75
8.0.280.0000.00718.28
8.0.270.0070.00017.17
8.0.260.0000.00616.82
8.0.250.0070.00016.96
8.0.240.0040.00416.88
8.0.230.0040.00417.02
8.0.220.0040.00416.89
8.0.210.0030.00316.97
8.0.200.0030.00317.05
8.0.190.0040.00416.93
8.0.180.0040.00417.01
8.0.170.0050.00316.95
8.0.160.0030.00516.98
8.0.150.0000.00816.97
8.0.140.0040.00416.94
8.0.130.0030.00313.37
8.0.120.0000.00716.99
8.0.110.0000.00716.93
8.0.100.0000.00816.86
8.0.90.0000.00716.95
8.0.80.0060.01016.95
8.0.70.0040.00416.86
8.0.60.0000.00816.96
8.0.50.0000.00716.81
8.0.30.0070.01217.21
8.0.20.0170.01217.40
8.0.10.0040.00417.10
8.0.00.0070.01016.96
7.4.330.0000.00515.55
7.4.320.0000.00716.64
7.4.300.0030.00316.73
7.4.290.0070.00016.77
7.4.280.0040.00816.64
7.4.270.0000.00716.80
7.4.260.0000.00716.70
7.4.250.0040.00416.69
7.4.240.0000.00716.68
7.4.230.0000.00716.74
7.4.220.0040.01516.85
7.4.210.0090.00616.71
7.4.200.0040.00416.77
7.4.160.0120.00616.63
7.4.150.0120.00617.40
7.4.140.0140.00817.86
7.4.130.0120.01216.50
7.4.120.0080.01216.62
7.3.330.0050.00013.10
7.3.320.0000.00513.12
7.3.310.0050.00216.18
7.3.300.0080.00016.29
7.3.290.0030.00316.25
7.3.280.0100.00816.27
7.3.270.0080.00817.40
7.3.260.0140.00416.40
7.3.250.0100.00716.53
7.3.240.0140.00416.51
7.1.60.0200.01435.13

preferences:
40.34 ms | 400 KiB | 5 Q