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]+/g'; $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)
8.3.40.0040.01118.61
8.3.30.0110.00318.49
8.3.20.0040.00420.34
8.3.10.0060.00321.75
8.3.00.0030.00519.38
8.2.170.0000.01522.96
8.2.160.0030.01020.36
8.2.150.0040.00424.18
8.2.140.0070.00724.66
8.2.130.0040.00420.88
8.2.120.0070.00026.35
8.2.110.0030.00622.25
8.2.100.0080.00317.47
8.2.90.0060.00318.03
8.2.80.0060.00317.97
8.2.70.0030.00517.80
8.2.60.0040.00417.80
8.2.50.0000.00818.10
8.2.40.0000.00820.65
8.2.30.0070.00020.97
8.2.20.0000.00718.07
8.2.10.0030.00517.91
8.2.00.0000.00718.05
8.1.270.0050.00223.74
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0070.00323.83
8.1.230.0080.00321.04
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0080.00017.10
8.1.180.0050.00218.10
8.1.170.0000.00918.53
8.1.160.0050.00219.06
8.1.150.0000.00718.92
8.1.140.0050.00219.55
8.1.130.0070.00018.70
8.1.120.0080.00017.36
8.1.110.0000.00817.37
8.1.100.0040.00417.30
8.1.90.0060.00617.28
8.1.80.0070.00017.32
8.1.70.0040.00417.42
8.1.60.0000.00917.53
8.1.50.0070.00017.50
8.1.40.0040.00417.44
8.1.30.0040.00417.47
8.1.20.0070.00317.56
8.1.10.0030.00517.52
8.1.00.0050.00317.33
8.0.300.0060.00319.90
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0000.00717.23
8.0.260.0040.00416.73
8.0.250.0030.00316.83
8.0.240.0030.00316.84
8.0.230.0030.00316.89
8.0.220.0030.00316.82
8.0.210.0030.00316.77
8.0.200.0000.00716.88
8.0.190.0040.00416.83
8.0.180.0000.00716.88
8.0.170.0000.00716.80
8.0.160.0070.00016.77
8.0.150.0000.00716.88
8.0.140.0070.00016.83
8.0.130.0000.00713.25
8.0.120.0080.00016.85
8.0.110.0040.00416.75
8.0.100.0040.00416.82
8.0.90.0080.00016.77
8.0.80.0040.01116.92
8.0.70.0040.00416.88
8.0.60.0000.00816.84
8.0.50.0050.00216.91
8.0.30.0100.00917.06
8.0.20.0070.01117.40
8.0.10.0000.00717.02
8.0.00.0090.00916.56
7.4.330.0000.00515.55
7.4.320.0030.00316.50
7.4.300.0060.00016.43
7.4.290.0040.00416.42
7.4.280.0060.00316.33
7.4.270.0030.00316.46
7.4.260.0040.00416.38
7.4.250.0060.00316.48
7.4.240.0000.00716.51
7.4.230.0030.00316.54
7.4.220.0130.01016.59
7.4.210.0060.01116.41
7.4.200.0040.00416.41
7.4.160.0090.00816.28
7.4.150.0110.00617.40
7.4.140.0100.00817.86
7.4.130.0140.00316.44
7.4.120.0170.00616.41
7.3.330.0050.00013.07
7.3.320.0000.00512.88
7.3.310.0030.00316.08
7.3.300.0000.00716.03
7.3.290.0070.00016.08
7.3.280.0080.00816.17
7.3.270.0100.00717.40
7.3.260.0100.00816.30
7.3.250.0100.00916.29
7.3.240.0090.00816.24
7.1.60.0210.00934.94

preferences:
35.11 ms | 400 KiB | 5 Q