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\}/'; $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)
8.3.70.0140.00418.55
8.3.60.0070.01116.75
8.3.50.0120.00817.27
8.3.40.0120.00318.84
8.3.30.0070.00718.46
8.3.20.0070.00020.38
8.3.10.0050.00323.66
8.3.00.0090.00019.09
8.2.180.0070.01416.75
8.2.170.0070.00722.96
8.2.160.0110.00420.55
8.2.150.0000.00824.18
8.2.140.0050.00224.66
8.2.130.0070.00021.00
8.2.120.0070.00026.35
8.2.110.0040.00421.06
8.2.100.0040.00717.72
8.2.90.0030.00519.08
8.2.80.0040.00417.97
8.2.70.0040.00917.50
8.2.60.0030.00517.93
8.2.50.0060.00318.10
8.2.40.0040.00420.55
8.2.30.0040.00719.17
8.2.20.0060.00318.01
8.2.10.0000.00718.05
8.2.00.0080.00018.05
8.1.280.0070.01025.92
8.1.270.0050.00222.18
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0070.00323.92
8.1.230.0070.00419.16
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.00
8.1.190.0080.00017.23
8.1.180.0000.00818.10
8.1.170.0040.00418.52
8.1.160.0050.00318.88
8.1.150.0040.00420.54
8.1.140.0060.00319.53
8.1.130.0000.00718.81
8.1.120.0000.00717.36
8.1.110.0030.00317.28
8.1.100.0040.00417.44
8.1.90.0040.00417.30
8.1.80.0030.00317.34
8.1.70.0000.00717.29
8.1.60.0080.00317.50
8.1.50.0090.00017.36
8.1.40.0000.00817.47
8.1.30.0080.00017.56
8.1.20.0000.00717.57
8.1.10.0000.00717.49
8.1.00.0070.00017.43
8.0.300.0050.00318.77
8.0.290.0080.00016.63
8.0.280.0070.00018.41
8.0.270.0000.00717.13
8.0.260.0000.00616.68
8.0.250.0040.00416.82
8.0.240.0000.00716.94
8.0.230.0000.00716.98
8.0.220.0000.00616.85
8.0.210.0070.00016.84
8.0.200.0030.00316.83
8.0.190.0050.00516.84
8.0.180.0060.00616.92
8.0.170.0040.00316.99
8.0.160.0050.00316.77
8.0.150.0000.00716.89
8.0.140.0000.00816.81
8.0.130.0050.00013.23
8.0.120.0000.00716.78
8.0.110.0030.00316.95
8.0.100.0070.00016.75
8.0.90.0040.00416.79
8.0.80.0090.00616.92
8.0.70.0030.00516.86
8.0.60.0040.00416.75
8.0.50.0070.00016.84
8.0.30.0080.01017.06
8.0.20.0110.01017.40
8.0.10.0050.00216.83
8.0.00.0070.01016.68
7.4.330.0030.00315.55
7.4.320.0000.00716.74
7.4.300.0030.00316.62
7.4.290.0000.00716.75
7.4.280.0000.00916.73
7.4.270.0030.00516.76
7.4.260.0050.00516.73
7.4.250.0030.00316.71
7.4.240.0000.00716.63
7.4.230.0070.00016.48
7.4.220.0090.01016.51
7.4.210.0080.00716.75
7.4.200.0000.00716.44
7.4.160.0070.00916.82
7.4.150.0220.00017.40
7.4.140.0110.00717.86
7.4.130.0070.01716.61
7.4.120.0110.00616.68
7.3.330.0050.00013.29
7.3.320.0030.00313.18
7.3.310.0070.00016.28
7.3.300.0030.00316.29
7.3.290.0080.00816.27
7.3.280.0080.00716.29
7.3.270.0090.00917.40
7.3.260.0060.01116.40
7.3.250.0090.00816.36
7.3.240.0110.00816.43
7.1.60.0170.00935.00

preferences:
45.71 ms | 401 KiB | 5 Q