3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new StdClass; $obj->fn = function($arg) { return "Hello $arg"; }; echo ($obj->fn)('World'); class Bla { public $fn; public $fn2; public $fn3 = function(){}; public function __construct(){ $this->fn2 = function(){ return "Fu!"; }; } } $bla = new Bla; $bla->fn = function($arg="Bu"){return "Hello lo $arg"; }; // can't do in class! echo ($bla->fn)('Wa'); $blah = new Bla(); echo ($bla->fn2)(); echo ($bla->fun3)();

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)
7.0.20.0100.04720.09
7.0.10.0070.07720.23
7.0.00.0030.04320.20
5.6.170.0370.05720.57
5.6.160.0000.04720.56
5.6.150.0100.07718.14
5.6.140.0130.07318.28
5.6.130.0000.06318.18
5.6.120.0130.05720.99
5.6.110.0030.08721.01
5.6.100.0100.07720.97
5.6.90.0100.08021.13
5.6.80.0070.04720.53
5.5.310.0170.05020.33
5.5.300.0070.06018.07
5.5.290.0030.08317.96
5.5.280.0070.08720.80
5.5.270.0070.04720.68
5.5.260.0070.08720.80
5.5.250.0070.07020.71
5.5.240.4130.04020.27

preferences:
140.83 ms | 1394 KiB | 7 Q