Online PHP editor | perf for qLpoT

@ 2021-12-01T16:31:07Z

<?php

abstract class Cache{
    protected function put($key,$value){
        static $cache = [];
        var_dump($cache);
        return $cache[$key] = $value;
    }
}

$instance1 = new class extends Cache{
    
    public function store($key,$value)
    {
        return $this->put($key,$value);
    }
};

$instance1->store("one",1);
$instance1->store("two",2);
$instance1->store("three",3);


$instance2 = new class extends Cache{
    
    public function store($key,$value)
    {
        return $this->put($key,$value);
    }
};

$instance2->store("four",4);
$instance2->store("five",5);


$instance3 = new class extends Cache{
    
    public function store($key,$value)
    {
        return $this->put($key,$value);
    }
};

$instance3->store("six",6);
$instance3->store("seven",7);

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)
8.3.7	0.007	0.007	18.43
8.3.6	0.007	0.014	16.38
8.3.5	0.011	0.007	18.04
8.3.4	0.009	0.006	18.68
8.3.3	0.004	0.011	18.71
8.3.2	0.005	0.003	24.18
8.3.1	0.004	0.004	24.66
8.3.0	0.004	0.004	26.16
8.2.19	0.012	0.003	16.58
8.2.18	0.016	0.000	25.92
8.2.17	0.007	0.011	19.14
8.2.16	0.000	0.015	22.96
8.2.15	0.004	0.004	25.66
8.2.14	0.004	0.004	24.66
8.2.13	0.004	0.004	26.16
8.2.12	0.004	0.004	20.69
8.2.11	0.000	0.009	20.38
8.2.10	0.007	0.003	18.96
8.1.28	0.014	0.004	25.92
8.1.27	0.000	0.008	23.99
8.1.26	0.012	0.003	26.35
8.1.25	0.009	0.000	28.09
8.1.24	0.000	0.008	20.37
8.1.23	0.008	0.003	18.70
8.1.9	0.006	0.004	17.43
8.0.22	0.008	0.001	16.80
8.0.13	0.004	0.007	16.82
7.4.26	0.009	0.004	16.49
7.3.33	0.004	0.004	16.28

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