Online PHP editor | perf for 3igb4

@ 2023-11-16T13:05:20Z

<?php

class A {
    private mixed $foo;
    
    public function setFoo($value) {
        $this->foo = $value;
    }
    public function unsetFoo() {
        unset($this->foo);
    }
    public function dump() {
        var_dump($this);
        try {
            var_dump($this->foo);
        }
        catch ( Error $err ) {
            echo 'ERROR: ', $err->getMessage(), "\n";
        }
    }
}

$a = new A;

echo "Initial:\n";
$a->dump();

echo "\nAssign null:\n";
$a->setFoo(null);
$a->dump();

echo "\nUnset:\n";
$a->unsetFoo();
$a->dump();

echo "\nAssign value:\n";
$a->setFoo(42);
$a->dump();

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	0.004	0.011	16.50
8.3.6	0.012	0.009	16.75
8.3.5	0.009	0.006	16.68
8.3.4	0.018	0.003	20.27
8.3.3	0.004	0.011	20.72
8.3.2	0.006	0.003	24.18
8.3.1	0.004	0.004	24.66
8.3.0	0.008	0.000	26.16
8.2.19	0.009	0.006	18.66
8.2.18	0.007	0.014	16.63
8.2.17	0.010	0.010	18.96
8.2.16	0.003	0.010	22.96
8.2.15	0.000	0.008	25.66
8.2.14	0.004	0.004	24.66
8.2.13	0.004	0.004	26.16
8.2.12	0.008	0.000	20.79
8.2.11	0.011	0.008	22.19
8.1.28	0.012	0.003	25.92
8.1.27	0.007	0.000	23.99
8.1.26	0.005	0.003	26.35
8.1.25	0.004	0.004	28.09
8.1.24	0.003	0.006	19.10

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