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@ 2025-06-23T18:12:36Z

<?php

function foo(&$var) {
    $var = 2;
}

$a = 1;
foo($a);
var_dump($a); // 2

class A {
    public function do() {
        foo($this);
        var_dump($this); // still the same object
    }

    public function doo() {
        $a = new self();
        foo($a);
        var_dump($a); // 2
    }
}

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

33.46 ms | 845 KiB | 5 Q