3v4l.org

run code in 300+ PHP versions simultaneously
<?php #$x = '/[^A-Za-z0-9 \r\n@£$¥èéùìòÇØøÅå\x\{0394\}\x\{03A6\}\x\{0393\}\x\{039B\}\x\{03A9\}\x\{03A0\}\x\{03A8\}\x\{03A3\}\x\{0398\}\x\{039E\}ÆæßÉ!"#$%&amp;\'()*+,\-.\/:;<>&lt;=&gt;?¡ÄÖÑܧ¿äöñüà^{}\\\[~\]|\u20AC]+/'; #var_dump($x); $x = '/\x\{0394\}\x\{03A6\}\x\{0393\}\x\{039B\}\x\{03A9\}\x\{03A0\}\x\{03A8\}\x\{03A3\}\x\{0398\}\x\{039E\}/'; $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)
8.3.40.0110.00418.73
8.3.30.0060.00918.85
8.3.20.0000.00720.29
8.3.10.0090.00021.61
8.3.00.0050.00319.50
8.2.170.0070.00722.96
8.2.160.0100.00320.21
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00421.07
8.2.120.0040.00426.35
8.2.110.0100.00021.06
8.2.100.0060.01217.79
8.2.90.0040.00419.09
8.2.80.0050.00317.97
8.2.70.0000.01017.50
8.2.60.0060.00318.04
8.2.50.0030.00518.10
8.2.40.0000.00820.58
8.2.30.0090.00020.90
8.2.20.0040.00418.07
8.2.10.0050.00218.07
8.2.00.0080.00018.13
8.1.270.0080.00023.82
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0090.00023.96
8.1.230.0080.00319.05
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0030.00617.23
8.1.190.0050.00317.22
8.1.180.0030.00518.10
8.1.170.0080.00018.68
8.1.160.0070.00018.93
8.1.150.0070.00018.84
8.1.140.0000.00719.46
8.1.130.0030.00518.90
8.1.120.0040.00417.57
8.1.110.0050.00317.41
8.1.100.0050.00317.43
8.1.90.0000.00717.50
8.1.80.0040.00417.51
8.1.70.0060.00317.55
8.1.60.0110.00017.69
8.1.50.0020.00517.47
8.1.40.0040.00417.50
8.1.30.0040.00417.59
8.1.20.0040.00417.77
8.1.10.0040.00417.58
8.1.00.0040.00417.61
8.0.300.0070.00018.77
8.0.290.0000.00716.88
8.0.280.0030.00318.38
8.0.270.0030.00317.14
8.0.260.0000.00616.88
8.0.250.0000.00716.98
8.0.240.0000.00716.94
8.0.230.0000.00717.01
8.0.220.0030.00316.87
8.0.210.0030.00316.89
8.0.200.0040.00416.91
8.0.190.0040.00416.91
8.0.180.0000.00816.81
8.0.170.0070.00016.89
8.0.160.0040.00416.95
8.0.150.0070.00016.96
8.0.140.0000.00716.81
8.0.130.0030.00313.43
8.0.120.0080.00016.88
8.0.110.0080.00016.97
8.0.100.0040.00416.94
8.0.90.0000.00716.86
8.0.80.0080.00817.01
8.0.70.0070.00017.02
8.0.60.0050.00316.96
8.0.50.0050.00316.95
8.0.30.0110.00616.98
8.0.20.0100.01117.40
8.0.10.0000.00816.90
8.0.00.0110.00716.91
7.4.330.0020.00215.55
7.4.320.0030.00316.65
7.4.300.0030.00316.66
7.4.290.0050.00216.70
7.4.280.0080.00316.73
7.4.270.0030.00316.76
7.4.260.0000.00716.71
7.4.250.0030.00316.57
7.4.240.0070.00016.74
7.4.230.0000.00716.82
7.4.220.0120.00616.69
7.4.210.0090.00716.76
7.4.200.0000.00716.85
7.4.160.0130.00616.61
7.4.150.0030.01417.40
7.4.140.0060.01317.86
7.4.130.0130.00916.77
7.4.120.0120.00816.58
7.3.330.0050.00012.98
7.3.320.0000.00713.18
7.3.310.0030.00316.27
7.3.300.0030.00316.32
7.3.290.0000.00716.13
7.3.280.0080.01016.28
7.3.270.0110.00617.40
7.3.260.0090.00816.29
7.3.250.0090.01016.45
7.3.240.0080.01016.43
7.1.60.0190.00735.38

preferences:
30.37 ms | 400 KiB | 5 Q