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^{}\\\[~\]|\u20AC]+/'; #$x = preg_quote($x,'/'); #var_dump($x); $data = 'asdf‘‼'; $tmp = []; $result = preg_match($x,$data,$tmp); 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)
8.3.60.0070.01116.50
8.3.50.0070.01016.51
8.3.40.0110.00318.63
8.3.30.0000.01518.66
8.3.20.0020.00520.39
8.3.10.0070.00021.72
8.3.00.0030.00519.25
8.2.180.0100.01016.50
8.2.170.0110.00322.96
8.2.160.0030.01020.22
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0060.00320.97
8.2.120.0080.00026.35
8.2.110.0060.00321.06
8.2.100.0120.00017.77
8.2.90.0060.00319.09
8.2.80.0040.00417.97
8.2.70.0030.00717.50
8.2.60.0040.00417.93
8.2.50.0090.00018.10
8.2.40.0050.00220.43
8.2.30.0100.00019.23
8.2.20.0040.00417.89
8.2.10.0000.00818.05
8.2.00.0050.00318.00
8.1.280.0100.01025.92
8.1.270.0000.00822.13
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0000.00923.92
8.1.230.0000.01119.04
8.1.220.0050.00317.78
8.1.210.0060.00318.77
8.1.200.0030.00617.25
8.1.190.0090.00017.10
8.1.180.0060.00318.10
8.1.170.0000.00918.50
8.1.160.0040.00418.93
8.1.150.0000.00820.57
8.1.140.0070.00019.43
8.1.130.0070.00018.70
8.1.120.0000.00717.46
8.1.110.0040.00417.38
8.1.100.0050.00317.42
8.1.90.0070.00017.34
8.1.80.0040.00417.38
8.1.70.0040.00417.36
8.1.60.0000.01117.56
8.1.50.0050.00317.45
8.1.40.0040.00417.45
8.1.30.0080.00017.66
8.1.20.0040.00417.59
8.1.10.0000.00717.47
8.1.00.0000.00717.45
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0030.00318.38
8.0.270.0000.00717.25
8.0.260.0000.00616.74
8.0.250.0000.00716.96
8.0.240.0030.00316.94
8.0.230.0040.00416.88
8.0.220.0040.00416.79
8.0.210.0000.00716.88
8.0.200.0000.00816.96
8.0.190.0050.00616.82
8.0.180.0030.00716.80
8.0.170.0000.00716.87
8.0.160.0000.00716.79
8.0.150.0040.00416.89
8.0.140.0040.00416.74
8.0.130.0050.00013.30
8.0.120.0070.00016.84
8.0.110.0040.00416.84
8.0.100.0000.00716.74
8.0.90.0000.00716.74
8.0.80.0100.01116.85
8.0.70.0040.00416.84
8.0.60.0000.00816.91
8.0.50.0040.00416.91
8.0.30.0110.00617.03
8.0.20.0120.00817.40
8.0.10.0050.00316.96
8.0.00.0100.00716.68
7.4.330.0000.00615.55
7.4.320.0000.00716.71
7.4.300.0000.00616.69
7.4.290.0040.00216.66
7.4.280.0000.00716.57
7.4.270.0000.00716.63
7.4.260.0000.00716.52
7.4.250.0050.00316.74
7.4.240.0030.00316.55
7.4.230.0000.00716.48
7.4.220.0100.01016.63
7.4.210.0060.00916.84
7.4.200.0070.00016.44
7.4.160.0100.00616.78
7.4.150.0120.00617.40
7.4.140.0080.01017.86
7.4.130.0160.00316.72
7.4.120.0100.01216.50
7.3.330.0050.00013.02
7.3.320.0000.00613.00
7.3.310.0000.00716.36
7.3.300.0000.00816.25
7.3.290.0030.01116.25
7.3.280.0080.00816.26
7.3.270.0170.00017.40
7.3.260.0120.00916.41
7.3.250.0090.00816.46
7.3.240.0050.01416.61
7.1.60.0140.01135.22

preferences:
54.27 ms | 400 KiB | 5 Q