3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(filter_var('name2@domain.com', FILTER_VALIDATE_EMAIL)); $matches = array() var_dump(preg_match("/@(?:(?:(?!.*[^.]{64,})(?:(?:(?:xn--)?[a-z0-9]+(?:-+[a-z0-9]+)*\\.){1,126}){1,}(?:(?:[a-z][a-z0-9]*)|(?:(?:xn--)[a-z0-9]+))(?:-+[a-z0-9]+)*)|(?:\\[(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){7})|(?:(?!(?:.*[a-f0-9][:\\]]){7,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,5})?)))|(?:(?:IPv6:(?:(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){5}:)|(?:(?!(?:.*[a-f0-9]:){5,})(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3})?::(?:[a-f0-9]{1,4}(?::[a-f0-9]{1,4}){0,3}:)?)))?(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))(?:\\.(?:(?:25[0-5])|(?:2[0-4][0-9])|(?:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))\\]))$/iD", 'look@me.now', $matches));; var_dump($matches);

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)
5.4.340.0030.04312.01
5.4.320.0060.03912.50
5.4.310.0080.04012.49
5.4.300.0090.04012.50
5.4.290.0040.04512.49
5.4.280.0070.03412.39
5.4.270.0070.04012.39
5.4.260.0050.03812.39
5.4.250.0090.04112.39
5.4.240.0060.03712.39
5.4.230.0080.03712.38
5.4.220.0080.03512.38
5.4.210.0080.03412.38
5.4.200.0030.04112.38
5.4.190.0080.03812.38
5.4.180.0110.03612.38
5.4.170.0050.04012.39
5.4.160.0050.04412.38
5.4.150.0050.03912.38
5.4.140.0080.03812.07
5.4.130.0120.04012.05
5.4.120.0100.03412.01
5.4.110.0030.03912.01
5.4.100.0020.03812.01
5.4.90.0100.03812.01
5.4.80.0050.04412.02
5.4.70.0030.03812.01
5.4.60.0060.03412.01
5.4.50.0050.03712.01
5.4.40.0040.03812.00
5.4.30.0090.03411.99
5.4.20.0070.03811.99
5.4.10.0030.03811.99
5.4.00.0090.03111.48
5.3.290.0070.04812.80
5.3.280.0050.04012.71
5.3.270.0070.04112.73
5.3.260.0100.04612.72
5.3.250.0070.04012.72
5.3.240.0090.03712.72
5.3.230.0070.04112.71
5.3.220.0050.04512.68
5.3.210.0130.04512.68
5.3.200.0110.05012.68
5.3.190.0090.05012.68
5.3.180.0100.03912.68
5.3.170.0070.04012.66
5.3.160.0080.04012.68
5.3.150.0070.04112.67
5.3.140.0110.03712.66
5.3.130.0100.04712.66
5.3.120.0080.04712.66
5.3.110.0070.03912.66
5.3.100.0090.04712.12
5.3.90.0050.04012.08
5.3.80.0050.03612.07
5.3.70.0090.03412.07
5.3.60.0070.04112.06
5.3.50.0080.04412.00
5.3.40.0100.03412.00
5.3.30.0030.03811.95
5.3.20.0100.03911.73
5.3.10.0080.03611.70
5.3.00.0050.03711.68
5.2.170.0070.0319.19
5.2.160.0070.0329.19
5.2.150.0070.0289.19
5.2.140.0050.0319.18
5.2.130.0090.0339.14
5.2.120.0100.0259.14
5.2.110.0070.0279.14
5.2.100.0110.0229.14
5.2.90.0090.0269.14
5.2.80.0070.0369.14
5.2.70.0040.0319.14
5.2.60.0040.0319.09
5.2.50.0060.0299.06
5.2.40.0040.0309.04
5.2.30.0050.0309.01
5.2.20.0030.0309.01
5.2.10.0050.0288.92
5.2.00.0040.0298.79
5.1.60.0030.0258.07
5.1.50.0050.0248.07
5.1.40.0040.0248.05
5.1.30.0070.0238.40
5.1.20.0070.0288.42
5.1.10.0020.0298.14
5.1.00.0040.0268.15
5.0.50.0040.0296.63
5.0.40.0050.0206.49
5.0.30.0070.0336.29
5.0.20.0060.0246.26
5.0.10.0020.0216.24
5.0.00.0080.0286.23
4.4.90.0070.0164.78
4.4.80.0040.0204.75
4.4.70.0050.0154.76
4.4.60.0030.0164.76
4.4.50.0030.0184.77
4.4.40.0020.0264.71
4.4.30.0040.0144.75
4.4.20.0020.0184.84
4.4.10.0010.0184.84
4.4.00.0020.0254.76
4.3.110.0050.0134.67
4.3.100.0020.0154.66
4.3.90.0030.0144.63
4.3.80.0040.0234.58
4.3.70.0020.0214.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0050.0224.54
4.3.30.0040.0173.29
4.3.20.0040.0153.26
4.3.10.0010.0183.22
4.3.00.0100.0139.84

preferences:
151.46 ms | 1394 KiB | 7 Q