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]+'; var_dump($x); $x = preg_quote($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)
8.3.60.0200.00318.43
8.3.50.0070.01016.23
8.3.40.0110.00718.65
8.3.30.0120.00318.62
8.3.20.0040.00420.39
8.3.10.0000.00823.32
8.3.00.0060.00319.13
8.2.180.0030.01418.67
8.2.170.0040.01122.96
8.2.160.0130.00020.43
8.2.150.0030.00624.18
8.2.140.0070.00024.66
8.2.130.0050.00321.10
8.2.120.0080.00026.35
8.2.110.0070.00321.05
8.2.100.0120.00018.12
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0060.00317.38
8.2.60.0040.00418.04
8.2.50.0000.00818.10
8.2.40.0060.00320.64
8.2.30.0050.00320.93
8.2.20.0000.00717.95
8.2.10.0040.00417.97
8.2.00.0040.00418.01
8.1.280.0140.00725.92
8.1.270.0000.00823.99
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0070.00717.45
8.1.230.0070.00419.01
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0050.00517.35
8.1.190.0080.00017.22
8.1.180.0040.00418.10
8.1.170.0060.00318.50
8.1.160.0070.00018.91
8.1.150.0000.00720.65
8.1.140.0000.00719.43
8.1.130.0070.00018.88
8.1.120.0070.00017.34
8.1.110.0040.00417.39
8.1.100.0000.00717.44
8.1.90.0060.00317.30
8.1.80.0000.00717.43
8.1.70.0000.00817.36
8.1.60.0000.00817.41
8.1.50.0000.00817.43
8.1.40.0060.00317.43
8.1.30.0030.00617.61
8.1.20.0030.00717.45
8.1.10.0070.00017.48
8.1.00.0050.00217.48
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0070.00018.32
8.0.270.0000.00717.10
8.0.260.0030.00316.88
8.0.250.0030.00316.92
8.0.240.0040.00417.00
8.0.230.0070.00016.86
8.0.220.0000.00816.77
8.0.210.0020.00516.80
8.0.200.0030.00316.96
8.0.190.0000.00716.82
8.0.180.0050.00516.82
8.0.170.0040.00316.90
8.0.160.0040.00416.93
8.0.150.0040.00416.90
8.0.140.0000.00716.84
8.0.130.0000.00613.31
8.0.120.0000.00716.73
8.0.110.0040.00416.93
8.0.100.0040.00416.77
8.0.90.0000.00816.90
8.0.80.0060.00916.88
8.0.70.0040.00416.91
8.0.60.0040.00416.84
8.0.50.0030.00316.83
8.0.30.0090.00817.12
8.0.20.0110.00817.40
8.0.10.0040.00416.99
8.0.00.0090.01016.82
7.4.330.0000.00515.55
7.4.320.0030.00316.45
7.4.300.0030.00316.55
7.4.290.0030.00616.53
7.4.280.0040.00416.35
7.4.270.0000.00616.50
7.4.260.0070.00016.55
7.4.250.0000.00716.45
7.4.240.0000.00816.37
7.4.230.0070.00016.57
7.4.220.0120.00616.59
7.4.210.0080.00716.53
7.4.200.0000.00716.59
7.4.160.0100.00816.37
7.4.150.0130.00617.40
7.4.140.0120.00917.86
7.4.130.0130.01016.40
7.4.120.0130.00616.56
7.3.330.0000.00612.95
7.3.320.0000.00613.04
7.3.310.0030.00316.05
7.3.300.0030.00316.15
7.3.290.0040.00416.23
7.3.280.0090.00916.21
7.3.270.0090.00917.40
7.3.260.0120.00416.44
7.3.250.0100.00716.23
7.3.240.0130.00516.26
7.1.60.0220.01133.14

preferences:
46.86 ms | 400 KiB | 5 Q