3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = '/[^A-Za-z0-9 \r\n@£$¥èéùìòÇØøÅå\u0394_\u03A6\u0393\u039B\u03A9\u03A0\u03A8\u03A3\u0398\u039EÆæßÉ!"#$%&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
8.3.50.0120.00316.51
8.3.40.0110.00418.68
8.3.30.0080.00818.62
8.3.20.0000.00720.34
8.3.10.0040.00421.73
8.3.00.0000.00819.38
8.2.180.0060.01216.75
8.2.170.0140.00322.96
8.2.160.0100.00320.48
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00021.02
8.2.120.0000.00826.35
8.2.110.0030.00621.05
8.2.100.0040.00817.72
8.2.90.0040.00419.05
8.2.80.0030.00517.97
8.2.70.0030.00716.88
8.2.60.0060.00317.93
8.2.50.0000.00818.10
8.2.40.0040.00420.61
8.2.30.0000.00821.05
8.2.20.0040.00418.04
8.2.10.0000.00818.05
8.2.00.0040.00418.11
8.1.280.0120.00625.92
8.1.270.0070.00022.18
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00023.97
8.1.230.0070.00419.02
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00317.23
8.1.190.0000.00817.13
8.1.180.0070.00018.10
8.1.170.0040.00418.59
8.1.160.0070.00019.00
8.1.150.0000.00720.71
8.1.140.0000.00719.50
8.1.130.0050.00218.86
8.1.120.0080.00017.33
8.1.110.0040.00417.40
8.1.100.0000.00817.34
8.1.90.0030.00517.43
8.1.80.0000.00717.28
8.1.70.0000.00717.41
8.1.60.0060.00317.53
8.1.50.0080.00017.50
8.1.40.0000.00717.45
8.1.30.0000.00717.48
8.1.20.0040.00417.56
8.1.10.0040.00417.54
8.1.00.0040.00417.44
8.0.300.0050.00218.77
8.0.290.0040.00416.75
8.0.280.0050.00218.37
8.0.270.0030.00317.10
8.0.260.0040.00416.73
8.0.250.0040.00416.99
8.0.240.0040.00416.86
8.0.230.0050.00216.98
8.0.220.0000.00716.88
8.0.210.0050.00216.87
8.0.200.0080.00016.96
8.0.190.0040.00416.85
8.0.180.0000.00816.91
8.0.170.0040.00416.89
8.0.160.0040.00416.93
8.0.150.0030.00316.71
8.0.140.0040.00416.71
8.0.130.0050.00013.33
8.0.120.0000.00716.85
8.0.110.0000.00716.85
8.0.100.0030.00516.73
8.0.90.0000.00716.78
8.0.80.0090.00616.89
8.0.70.0030.00516.73
8.0.60.0000.00716.75
8.0.50.0050.00216.72
8.0.30.0040.01517.05
8.0.20.0110.01317.40
8.0.10.0040.00416.99
8.0.00.0070.01016.68
7.4.330.0050.00015.55
7.4.320.0000.00616.54
7.4.300.0000.00616.52
7.4.290.0000.00916.33
7.4.280.0070.00016.34
7.4.270.0000.00716.46
7.4.260.0100.00016.44
7.4.250.0080.00016.32
7.4.240.0000.00716.39
7.4.230.0030.00316.48
7.4.220.0110.00816.59
7.4.210.0020.01416.49
7.4.200.0030.00316.64
7.4.160.0120.00316.54
7.4.150.0080.01017.40
7.4.140.0100.01017.86
7.4.130.0030.01516.34
7.4.120.0110.00816.44
7.3.330.0030.00313.07
7.3.320.0050.00013.03
7.3.310.0030.00316.28
7.3.300.0070.00016.23
7.3.290.0040.00416.17
7.3.280.0050.01316.21
7.3.270.0100.00717.40
7.3.260.0100.00616.27
7.3.250.0090.00916.16
7.3.240.0120.01016.28
7.1.60.0100.01635.05

preferences:
35.78 ms | 400 KiB | 5 Q