Online PHP editor | perf for KXP1n

@ 2016-01-13T21:11:41Z

<?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 $fn4 = "fn4";
    
    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');

$bla = new Bla();
echo ($bla->fn2)();
echo ($bla->fn3)();
echo $bla->fn4;

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).

Version	System time (s)	User time (s)	Memory (MiB)
7.0.2	0.020	0.037	20.08
7.0.1	0.013	0.053	20.10
7.0.0	0.010	0.053	20.06
5.6.17	0.040	0.073	20.54
5.6.16	0.003	0.043	20.48
5.6.15	0.007	0.080	18.15
5.6.14	0.013	0.073	18.23
5.6.13	0.010	0.083	18.28
5.6.12	0.007	0.067	21.01
5.6.11	0.010	0.073	21.05
5.6.10	0.020	0.053	20.98
5.6.9	0.010	0.070	21.12
5.6.8	0.007	0.083	20.36
5.5.31	0.020	0.053	20.30
5.5.30	0.000	0.063	17.98
5.5.29	0.010	0.060	17.98
5.5.28	0.013	0.070	20.80
5.5.27	0.000	0.047	20.82
5.5.26	0.003	0.057	20.80
5.5.25	0.013	0.080	20.58
5.5.24	0.423	0.040	20.34

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