Online PHP editor | perf for 0SRWb

@ 2025-08-02T08:56:33Z

<?php
class P {
    protected static $v = 1;
    
    public function output() {
        echo "P: " . self::$v . "\n";
    }
}

class C extends P {
    public function test(P $i) {
        return $i->v;
    }
}

class C2 extends P {
    protected static $v = 2;
    
    public function output() {
        echo "C2: " . self::$v . "\n";
        parent::output();
    }
}

$c = new C;
$c2 = new C2;

$c2->output();

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)
8.4.14	0.010	0.011	17.41
8.4.13	0.008	0.003	20.75
8.4.12	0.007	0.001	22.12
8.4.11	0.011	0.009	17.90
8.4.10	0.006	0.006	17.72
8.4.9	0.011	0.009	17.43
8.3.27	0.011	0.009	16.54
8.3.26	0.012	0.007	16.41
8.3.25	0.013	0.006	18.74
8.3.24	0.003	0.005	17.09
8.3.23	0.005	0.004	16.56
8.3.22	0.005	0.003	16.59
8.3.18	0.004	0.004	16.51
8.3.5	0.009	0.009	16.67
8.2.29	0.005	0.003	16.43

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