Online PHP editor | perf for 64rpL

@ 2013-09-05T18:41:23Z

<?php
 <?php
 
interface Randomizer {
    public function randomize();
}
 
class PHPRandRandomizer implements Randomizer {
    public function randomize() {
        return rand(1, 10);
    }
}
 
class LetterRandomizer implements Randomizer {
    private $letters = array('a','b','c','d','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z');
    
    public function randomize() {
        echo $this->letters[rand(1,24)];
    }
}
 
class Matrix {
    private $randomizer;
    private $running = false;
    private $counter = 0;
 
    public function __construct(Randomizer $randomizer) {
        $this->randomizer = $randomizer;
    }
    
    public function start() {
        $this->running = true;
        
        $this->run();
    }
    
    public function stop() {
        $this->running = false;
    }
    
    public function run() {
        while($this->running) {
            $this->counter++;
        
                        // Alles in de console heel snel na elkaar uit echo'en om een matrix effect te creeëren.
            echo $this->randomizer->randomize();
            
            if ($this->counter > 50000000) { // De matrix stopt na een x aantal keren.
                $this->stop();
            }
        }
    }
}
 
$matrix = new Matrix(new LetterRandomizer); // Hier gebruiken we een letter randomizer, maar je kan ook de PHPRandRandomizer gebruiken, met cijfertjes.
$matrix->start();

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)
5.5.3	0.027	0.070	19.44
5.5.2	0.033	0.070	19.28
5.5.1	0.027	0.053	19.45
5.5.0	0.030	0.037	19.48
5.4.19	0.030	0.043	18.86
5.4.18	0.040	0.047	19.14
5.4.17	0.033	0.067	18.86
5.4.16	0.037	0.063	18.83
5.4.15	0.030	0.070	19.22
5.4.14	0.030	0.073	16.46
5.4.13	0.037	0.057	16.32
5.4.12	0.050	0.063	16.26
5.4.11	0.030	0.043	16.44
5.4.10	0.033	0.053	16.34
5.4.9	0.030	0.070	16.28
5.4.8	0.023	0.037	16.38
5.4.7	0.057	0.053	16.41
5.4.6	0.037	0.070	16.39
5.4.5	0.037	0.063	16.46
5.4.4	0.030	0.040	16.35
5.4.3	0.030	0.057	16.50
5.4.2	0.033	0.037	16.47
5.4.1	0.027	0.033	16.64
5.4.0	0.027	0.037	15.90
5.3.27	0.040	0.053	14.54
5.3.26	0.023	0.077	14.50
5.3.25	0.023	0.050	14.55
5.3.24	0.030	0.067	14.69
5.3.23	0.033	0.063	14.57
5.3.22	0.033	0.073	14.55
5.3.21	0.030	0.060	14.49
5.3.20	0.030	0.067	14.47
5.3.19	0.030	0.070	14.52
5.3.18	0.030	0.050	14.51
5.3.17	0.030	0.050	14.54
5.3.16	0.027	0.047	14.50
5.3.15	0.030	0.037	14.52
5.3.14	0.030	0.047	14.39
5.3.13	0.030	0.053	14.47
5.3.12	0.023	0.050	14.45
5.3.11	0.027	0.037	14.47
5.3.10	0.020	0.047	13.98
5.3.9	0.023	0.043	13.99
5.3.8	0.027	0.047	13.99
5.3.7	0.033	0.063	13.95
5.3.6	0.023	0.037	13.93
5.3.5	0.030	0.030	13.88
5.3.4	0.027	0.037	13.92
5.3.3	0.033	0.067	13.87
5.3.2	0.043	0.053	13.84
5.3.1	0.033	0.060	13.84
5.3.0	0.030	0.050	13.84

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