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)
8.3.60.0170.00316.63
8.3.50.0070.01016.13
8.3.40.0110.00718.50
8.3.30.0100.00518.75
8.3.20.0050.00320.39
8.3.10.0030.00521.70
8.3.00.0050.00319.38
8.2.180.0160.00316.75
8.2.170.0100.00722.96
8.2.160.0110.00420.33
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0070.00020.94
8.2.120.0060.00326.35
8.2.110.0030.00620.71
8.2.100.0120.00017.72
8.2.90.0040.00417.63
8.2.80.0060.00618.53
8.2.70.0030.00617.93
8.2.60.0000.00918.01
8.2.50.0040.00419.42
8.2.40.0060.00321.16
8.2.30.0060.00321.02
8.2.20.0000.00717.91
8.2.10.0040.00418.12
8.2.00.0040.00418.06
8.1.280.0110.00325.92
8.1.270.0040.00422.24
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0030.00624.02
8.1.230.0050.00617.77
8.1.220.0050.00317.77
8.1.210.0030.00518.77
8.1.200.0060.00317.13
8.1.190.0080.00017.23
8.1.180.0030.00618.10
8.1.170.0060.00320.31
8.1.160.0000.00718.98
8.1.150.0000.00720.55
8.1.140.0000.00719.56
8.1.130.0030.00318.86
8.1.120.0040.00417.40
8.1.110.0000.00717.43
8.1.100.0000.00717.38
8.1.90.0080.00017.36
8.1.80.0000.00717.36
8.1.70.0000.00817.36
8.1.60.0000.01017.42
8.1.50.0040.00417.46
8.1.40.0070.00017.45
8.1.30.0040.00417.46
8.1.20.0020.00517.53
8.1.10.0040.00417.50
8.1.00.0040.00417.37
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0050.00318.37
8.0.270.0040.00417.18
8.0.260.0030.00316.79
8.0.250.0000.00716.94
8.0.240.0000.00716.83
8.0.230.0030.00516.94
8.0.220.0040.00416.86
8.0.210.0000.00716.91
8.0.200.0060.00016.91
8.0.190.0060.00316.83
8.0.180.0090.00216.86
8.0.170.0030.00316.88
8.0.160.0000.00816.87
8.0.150.0000.00716.76
8.0.140.0000.00716.91
8.0.130.0030.00313.32
8.0.120.0000.00716.88
8.0.110.0000.00716.75
8.0.100.0000.00716.84
8.0.90.0040.00416.76
8.0.80.0080.00716.77
8.0.70.0050.00216.68
8.0.60.0040.00416.71
8.0.50.0000.00716.75
8.0.30.0100.01017.16
8.0.20.0100.00817.40
8.0.10.0000.00817.01
8.0.00.0060.01116.76
7.4.330.0060.00015.55
7.4.320.0000.00716.63
7.4.300.0000.00616.60
7.4.290.0040.00416.76
7.4.280.0040.00416.69
7.4.270.0000.00716.60
7.4.260.0050.00516.67
7.4.250.0040.00416.75
7.4.240.0030.00516.67
7.4.230.0040.00416.45
7.4.220.0090.00916.60
7.4.210.0110.01016.63
7.4.200.0080.00016.66
7.4.160.0080.00816.51
7.4.150.0140.00617.40
7.4.140.0100.01117.86
7.4.130.0150.00916.62
7.4.120.0130.00816.57
7.3.330.0020.00213.04
7.3.320.0000.00613.25
7.3.310.0020.00516.24
7.3.300.0040.00416.29
7.3.290.0000.00716.28
7.3.280.0070.01016.28
7.3.270.0090.00917.40
7.3.260.0100.00716.43
7.3.250.0090.00816.30
7.3.240.0130.00416.45
7.1.60.0140.01135.03

preferences:
43.61 ms | 400 KiB | 5 Q