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,'#'); $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)
8.3.60.0120.00916.50
8.3.50.0100.00716.27
8.3.40.0110.00418.84
8.3.30.0040.01118.53
8.3.20.0050.00322.04
8.3.10.0060.00323.36
8.3.00.0080.00019.05
8.2.180.0070.01118.36
8.2.170.0140.00722.96
8.2.160.0100.00320.43
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0040.00421.18
8.2.120.0040.00726.35
8.2.110.0100.00021.04
8.2.100.0000.01118.22
8.2.90.0040.00419.23
8.2.80.0000.00917.97
8.2.70.0060.00617.63
8.2.60.0030.00517.92
8.2.50.0000.00818.10
8.2.40.0000.00820.61
8.2.30.0000.00820.91
8.2.20.0050.00217.86
8.2.10.0040.00418.04
8.2.00.0040.00417.93
8.1.280.0100.01025.92
8.1.270.0000.00722.14
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00623.97
8.1.230.0080.00319.01
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.25
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0080.00018.56
8.1.160.0000.00718.94
8.1.150.0050.00320.61
8.1.140.0040.00419.57
8.1.130.0030.00318.84
8.1.120.0000.00717.38
8.1.110.0040.00417.36
8.1.100.0040.00317.28
8.1.90.0030.00517.29
8.1.80.0030.00317.27
8.1.70.0030.00317.38
8.1.60.0050.00217.41
8.1.50.0040.00417.43
8.1.40.0030.00617.38
8.1.30.0000.00717.48
8.1.20.0050.00217.57
8.1.10.0000.00717.60
8.1.00.0000.00717.42
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0050.00318.38
8.0.270.0030.00317.28
8.0.260.0000.00616.73
8.0.250.0030.00316.88
8.0.240.0000.00716.95
8.0.230.0040.00416.84
8.0.220.0030.00316.78
8.0.210.0030.00316.81
8.0.200.0000.00716.82
8.0.190.0000.00816.96
8.0.180.0040.00416.82
8.0.170.0040.00416.80
8.0.160.0000.00816.94
8.0.150.0040.00416.85
8.0.140.0000.00716.73
8.0.130.0060.00013.39
8.0.120.0000.00716.87
8.0.110.0040.00416.79
8.0.100.0080.00016.84
8.0.90.0040.00416.77
8.0.80.0060.01216.90
8.0.70.0040.00416.88
8.0.60.0070.00016.92
8.0.50.0040.00416.80
8.0.30.0080.01016.95
8.0.20.0110.01017.40
8.0.10.0000.00716.79
8.0.00.0120.00616.74
7.4.330.0050.00015.55
7.4.320.0000.00616.46
7.4.300.0060.00016.57
7.4.290.0030.00616.49
7.4.280.0080.00016.45
7.4.270.0070.00016.36
7.4.260.0000.00716.32
7.4.250.0040.00416.42
7.4.240.0000.00816.47
7.4.230.0020.00516.58
7.4.220.0060.01016.48
7.4.210.0080.00716.54
7.4.200.0050.00216.29
7.4.160.0090.00616.38
7.4.150.0170.00717.40
7.4.140.0130.01017.86
7.4.130.0070.01116.60
7.4.120.0110.01116.46
7.3.330.0030.00313.04
7.3.320.0030.00313.11
7.3.310.0070.00016.20
7.3.300.0030.00316.15
7.3.290.0000.00716.05
7.3.280.0080.00816.20
7.3.270.0090.01217.40
7.3.260.0050.01216.39
7.3.250.0150.00616.25
7.3.240.0110.01016.40
7.1.60.0170.00734.73

preferences:
56.18 ms | 400 KiB | 5 Q