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)
8.3.40.0110.00718.59
8.3.30.0000.01518.48
8.3.20.0050.00320.18
8.3.10.0000.00821.85
8.3.00.0080.00019.38
8.2.170.0140.00322.96
8.2.160.0090.00620.57
8.2.150.0050.00324.18
8.2.140.0000.00724.66
8.2.130.0040.00420.97
8.2.120.0040.00426.35
8.2.110.0000.00920.93
8.2.100.0080.00417.72
8.2.90.0050.00319.08
8.2.80.0030.00517.97
8.2.70.0120.00017.13
8.2.60.0080.00018.04
8.2.50.0040.00418.10
8.2.40.0030.00620.35
8.2.30.0050.00320.97
8.2.20.0000.00818.06
8.2.10.0070.00018.13
8.2.00.0040.00417.94
8.1.270.0000.00822.14
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.92
8.1.230.0110.00018.97
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.10
8.1.190.0000.00817.23
8.1.180.0030.00618.10
8.1.170.0040.00418.58
8.1.160.0040.00419.01
8.1.150.0040.00420.60
8.1.140.0000.00719.56
8.1.130.0000.00718.75
8.1.120.0040.00417.30
8.1.110.0040.00417.45
8.1.100.0030.00517.32
8.1.90.0030.00617.43
8.1.80.0030.00617.41
8.1.70.0000.00717.32
8.1.60.0040.00417.41
8.1.50.0030.00617.47
8.1.40.0040.00417.43
8.1.30.0040.00417.55
8.1.20.0000.00817.60
8.1.10.0000.00717.49
8.1.00.0030.00617.34
8.0.300.0000.00718.77
8.0.290.0000.00916.75
8.0.280.0030.00318.38
8.0.270.0030.00317.17
8.0.260.0030.00316.84
8.0.250.0030.00316.83
8.0.240.0070.00016.95
8.0.230.0000.00816.99
8.0.220.0030.00316.80
8.0.210.0000.00716.80
8.0.200.0030.00616.94
8.0.190.0040.00416.85
8.0.180.0070.00416.96
8.0.170.0000.00716.91
8.0.160.0040.00416.93
8.0.150.0070.00016.85
8.0.140.0000.00816.85
8.0.130.0060.00013.28
8.0.120.0000.00816.87
8.0.110.0000.00816.86
8.0.100.0050.00216.91
8.0.90.0000.00816.69
8.0.80.0090.00616.80
8.0.70.0040.00416.76
8.0.60.0000.00716.88
8.0.50.0000.00716.84
8.0.30.0100.00417.09
8.0.20.0120.00717.40
8.0.10.0030.00516.85
8.0.00.0110.00716.68
7.4.330.0030.00215.55
7.4.320.0000.00616.55
7.4.300.0030.00316.47
7.4.290.0050.00316.43
7.4.280.0070.00016.43
7.4.270.0000.00616.34
7.4.260.0070.00016.45
7.4.250.0080.00016.40
7.4.240.0030.00316.36
7.4.230.0030.00316.61
7.4.220.0110.00616.47
7.4.210.0060.01216.60
7.4.200.0030.00516.36
7.4.160.0110.00416.49
7.4.150.0130.01017.40
7.4.140.0110.00917.86
7.4.130.0120.00616.31
7.4.120.0090.01016.52
7.3.330.0050.00013.01
7.3.320.0020.00312.93
7.3.310.0040.00416.02
7.3.300.0000.00716.19
7.3.290.0030.00316.04
7.3.280.0060.01016.21
7.3.270.0030.01517.40
7.3.260.0100.01016.38
7.3.250.0070.01016.15
7.3.240.0090.00916.36
7.1.60.0170.00935.07

preferences:
40.74 ms | 400 KiB | 5 Q