3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bob = function($x, $y = 10){ return $x + $y; }; $functionReflection = new ReflectionFunction($bob); $parameters = $functionReflection->getParameters(); foreach($parameters as $param) { echo $param->name . ' '; echo intval($param->isOptional()) . ' '; echo $param->isOptional() ? $param->DefaultValue; echo "\n"; }

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)
5.4.260.0070.05719.10
5.4.250.0100.05018.95
5.4.240.0070.05318.94
5.4.230.0030.05719.00
5.4.220.0130.07018.91
5.4.210.0030.05719.02
5.4.200.0070.05018.79
5.4.190.0030.05718.84
5.4.180.0100.05018.98
5.4.170.0030.05719.00
5.4.160.0100.07318.78
5.4.150.0100.05318.93
5.4.140.0100.05016.55
5.4.130.0100.05316.56
5.4.120.0070.04716.54
5.4.110.0030.05716.48
5.4.100.0030.05316.57
5.4.90.0070.07016.32
5.4.80.0130.04316.43
5.4.70.0100.04716.32
5.4.60.0100.04316.48
5.4.50.0070.04716.34
5.4.40.0000.05316.36
5.4.30.0070.04716.41
5.4.20.0070.05016.38
5.4.10.0070.05016.47
5.4.00.0030.05015.96
5.3.280.0170.06014.68
5.3.270.0100.05014.59
5.3.260.0030.05714.69
5.3.250.0230.05714.59
5.3.240.0030.05314.61
5.3.230.0030.05314.76
5.3.220.0030.05314.68
5.3.210.0070.05314.57
5.3.200.0100.07014.59
5.3.190.0100.05014.73
5.3.180.0130.04714.55
5.3.170.0100.04314.54
5.3.160.0030.07714.80
5.3.150.0070.05314.57
5.3.140.0130.05314.64
5.3.130.0070.05014.38
5.3.120.0030.05314.57
5.3.110.0030.06014.55
5.3.100.0130.04314.02
5.3.90.0070.07314.09
5.3.80.0070.05314.01
5.3.70.0100.04314.20
5.3.60.0100.04313.90
5.3.50.0100.04714.04
5.3.40.0030.05313.78
5.3.30.0000.05313.73
5.3.20.0100.04713.77
5.3.10.0100.04313.73
5.3.00.0100.04313.61
5.2.170.0030.04011.25
5.2.160.0170.03011.04
5.2.150.0030.04711.16
5.2.140.0070.04011.15
5.2.130.0130.03011.12
5.2.120.0070.03311.19
5.2.110.0030.04011.02
5.2.100.0070.03711.19
5.2.90.0000.04311.10
5.2.80.0100.03711.11
5.2.70.0000.04311.11
5.2.60.0130.03010.81
5.2.50.0000.04311.04
5.2.40.0030.04010.88
5.2.30.0070.04011.08
5.2.20.0070.04711.07
5.2.10.0030.04011.02
5.2.00.0030.04010.80
5.1.60.0130.0239.93
5.1.50.0000.0379.77
5.1.40.0030.03710.03
5.1.30.0070.03310.22
5.1.20.0070.03310.28
5.1.10.0000.04310.25
5.1.00.0000.04010.25
5.0.50.0000.0308.63
5.0.40.0070.0338.25
5.0.30.0030.0408.45
5.0.20.0000.0308.11
5.0.10.0030.0278.40
5.0.00.0070.0538.20
4.4.90.0030.0277.27
4.4.80.0000.0237.27
4.4.70.0000.0237.25
4.4.60.0000.0237.25
4.4.50.0030.0207.25
4.4.40.0000.0377.25
4.4.30.0000.0237.25
4.4.20.0000.0277.25
4.4.10.0100.0137.25
4.4.00.0030.0307.25
4.3.110.0000.0237.25
4.3.100.0000.0237.25
4.3.90.0070.0177.25
4.3.80.0000.0337.25
4.3.70.0000.0237.25
4.3.60.0030.0207.25
4.3.50.0070.0177.25
4.3.40.0070.0377.25
4.3.30.0030.0207.25
4.3.20.0000.0237.25
4.3.10.0030.0207.25
4.3.00.0030.0207.63

preferences:
137.06 ms | 1394 KiB | 7 Q