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]+'; $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)
8.3.60.0110.00416.62
8.3.50.0110.00416.47
8.3.40.0090.00618.70
8.3.30.0040.01118.67
8.3.20.0040.00420.35
8.3.10.0040.00421.90
8.3.00.0040.00419.26
8.2.180.0170.00018.29
8.2.170.0140.00022.96
8.2.160.0130.00320.52
8.2.150.0080.00024.18
8.2.140.0060.01124.66
8.2.130.0030.00521.04
8.2.120.0080.00026.35
8.2.110.0030.00620.38
8.2.100.0090.00317.78
8.2.90.0040.00419.03
8.2.80.0030.00517.97
8.2.70.0080.00417.38
8.2.60.0040.00417.80
8.2.50.0060.00318.10
8.2.40.0000.00720.61
8.2.30.0000.00720.98
8.2.20.0040.00418.08
8.2.10.0000.00717.99
8.2.00.0000.00818.10
8.1.280.0090.00625.92
8.1.270.0080.00023.79
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0000.01123.81
8.1.230.0110.00023.98
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.22
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0040.00419.05
8.1.150.0030.00620.57
8.1.140.0000.00719.43
8.1.130.0030.00317.34
8.1.120.0080.00317.39
8.1.110.0000.00717.42
8.1.100.0040.00417.42
8.1.90.0060.00617.30
8.1.80.0050.00217.42
8.1.70.0040.00417.40
8.1.60.0060.00317.41
8.1.50.0040.00417.50
8.1.40.0050.00317.34
8.1.30.0040.00417.56
8.1.20.0030.00517.54
8.1.10.0020.00517.55
8.1.00.0070.00017.41
8.0.300.0080.00018.77
8.0.290.0060.00316.74
8.0.280.0040.00418.39
8.0.270.0030.00317.14
8.0.260.0050.00316.82
8.0.250.0030.00316.97
8.0.240.0030.00316.97
8.0.230.0000.00716.81
8.0.220.0000.00716.92
8.0.210.0020.00516.89
8.0.200.0030.00316.83
8.0.190.0000.00816.96
8.0.180.0000.01116.83
8.0.170.0030.00316.80
8.0.160.0000.00716.90
8.0.150.0030.00316.80
8.0.140.0070.00016.86
8.0.130.0050.00513.38
8.0.120.0040.00416.87
8.0.110.0040.00416.88
8.0.100.0070.00016.88
8.0.90.0000.00716.72
8.0.80.0090.00616.88
8.0.70.0070.00016.95
8.0.60.0070.00016.93
8.0.50.0040.00416.68
8.0.30.0070.00917.12
8.0.20.0110.01017.40
8.0.10.0000.00717.03
8.0.00.0130.00616.88
7.4.330.0050.00015.55
7.4.320.0000.00716.54
7.4.300.0070.00016.52
7.4.290.0040.00416.48
7.4.280.0000.00816.34
7.4.270.0080.00016.29
7.4.260.0040.00416.42
7.4.250.0040.00416.31
7.4.240.0000.00816.51
7.4.230.0000.00716.33
7.4.220.0140.00316.47
7.4.210.0080.01216.45
7.4.200.0000.00716.61
7.4.160.0090.00916.24
7.4.150.0090.00917.40
7.4.140.0130.00417.86
7.4.130.0150.00716.49
7.4.120.0090.01116.33
7.3.330.0000.00512.98
7.3.320.0030.00213.10
7.3.310.0030.00316.25
7.3.300.0000.00616.04
7.3.290.0030.00316.12
7.3.280.0110.00816.17
7.3.270.0110.00717.40
7.3.260.0100.01016.15
7.3.250.0090.00816.33
7.3.240.0110.00616.20
7.1.60.0140.01134.74

preferences:
44.95 ms | 401 KiB | 5 Q