<?php class A { public int $v = 2; } class B extends A { public function getValue(A $v): void { echo $v->v; } } class C extends A { public int $v = 3 { set => $this->v * 2; } } $b = new B; $c = new C; $b->getValue($b); $b->getValue($c);
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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).