Online PHP editor | perf for ln7Or

@ 2023-11-16T13:06:39Z

<?php

#[AllowDynamicProperties]
class A {
    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	0.009	0.006	18.55
8.3.6	0.007	0.007	16.88
8.3.5	0.013	0.007	16.85
8.3.4	0.014	0.003	20.04
8.3.3	0.011	0.004	18.81
8.3.2	0.006	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	0.009	0.006	16.58
8.2.18	0.006	0.009	16.75
8.2.17	0.016	0.006	18.87
8.2.16	0.000	0.013	22.96
8.2.15	0.004	0.004	25.66
8.2.14	0.004	0.004	24.66
8.2.13	0.000	0.007	26.16
8.2.12	0.008	0.000	20.88
8.2.11	0.011	0.005	22.16
8.1.28	0.003	0.014	25.92
8.1.27	0.007	0.000	23.99
8.1.26	0.008	0.000	26.35
8.1.25	0.007	0.000	28.09
8.1.24	0.006	0.003	19.00

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