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]+/g'; $data = 'asdf‘‼'; $tmp = []; $result = preg_match_all($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)
8.3.40.0070.01418.66
8.3.30.0110.00418.42
8.3.20.0070.00020.25
8.3.10.0060.00321.90
8.3.00.0080.00019.25
8.2.170.0070.00722.96
8.2.160.0070.00720.47
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00020.94
8.2.120.0040.00426.35
8.2.110.0060.00320.43
8.2.100.0040.00817.90
8.2.90.0000.00819.23
8.2.80.0040.00417.97
8.2.70.0070.00317.38
8.2.60.0080.00018.04
8.2.50.0040.00418.10
8.2.40.0070.00020.42
8.2.30.0000.00820.91
8.2.20.0040.00417.99
8.2.10.0040.00418.04
8.2.00.0070.00017.92
8.1.270.0040.00423.92
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0070.01423.87
8.1.230.0110.00017.82
8.1.220.0040.00417.74
8.1.210.0100.00018.77
8.1.200.0000.00917.23
8.1.190.0000.00817.11
8.1.180.0070.00018.10
8.1.170.0000.00818.65
8.1.160.0030.00318.95
8.1.150.0040.00420.57
8.1.140.0050.00319.46
8.1.130.0060.00318.82
8.1.120.0030.00717.42
8.1.110.0030.00617.42
8.1.100.0030.00317.32
8.1.90.0070.00317.41
8.1.80.0050.00317.42
8.1.70.0040.00417.28
8.1.60.0030.00617.50
8.1.50.0070.00017.30
8.1.40.0000.00817.48
8.1.30.0000.00817.50
8.1.20.0030.00517.55
8.1.10.0000.00817.40
8.1.00.0070.00017.43
8.0.300.0040.00418.77
8.0.290.0050.00216.75
8.0.280.0070.00018.29
8.0.270.0070.00017.11
8.0.260.0000.00616.81
8.0.250.0030.00316.98
8.0.240.0050.00316.86
8.0.230.0070.00016.94
8.0.220.0030.00316.79
8.0.210.0000.00716.93
8.0.200.0030.00316.96
8.0.190.0030.00616.98
8.0.180.0030.00616.93
8.0.170.0030.00316.82
8.0.160.0000.00716.88
8.0.150.0000.00716.85
8.0.140.0000.00716.72
8.0.130.0090.00013.40
8.0.120.0050.00316.82
8.0.110.0000.00716.73
8.0.100.0050.00216.66
8.0.90.0000.00717.00
8.0.80.0070.00716.94
8.0.70.0040.00416.71
8.0.60.0050.00317.00
8.0.50.0040.00416.77
8.0.30.0130.00817.14
8.0.20.0110.00717.40
8.0.10.0080.00016.95
8.0.00.0090.00916.66
7.4.330.0050.00015.55
7.4.320.0030.00316.44
7.4.300.0030.00316.32
7.4.290.0030.00616.33
7.4.280.0040.00416.35
7.4.270.0030.00316.56
7.4.260.0040.00416.44
7.4.250.0040.00416.53
7.4.240.0040.00416.52
7.4.230.0070.00016.63
7.4.220.0100.00616.39
7.4.210.0070.01016.61
7.4.200.0070.00016.44
7.4.160.0100.00716.37
7.4.150.0130.03317.40
7.4.140.0080.00917.86
7.4.130.0150.00316.41
7.4.120.0120.00716.45
7.3.330.0000.00512.93
7.3.320.0050.00013.17
7.3.310.0030.00316.18
7.3.300.0030.00316.18
7.3.290.0000.00716.14
7.3.280.0100.00716.19
7.3.270.0080.00817.40
7.3.260.0090.00916.32
7.3.250.0120.00716.40
7.3.240.0140.00716.25
7.1.60.0170.01035.11

preferences:
43.37 ms | 400 KiB | 5 Q