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@ 2026-03-12T10:37:38Z

<?php

class Foo {
    public function byRef(&$val) { $val = 'replaced'; }
}

$f = new Foo();
$var = ['original'];
array_map($f->byRef(...), $var);

print_r($var);

Output
Performance
VLD
References
Branches

array_map: documentation ( source)
print_r: documentation ( source)

preferences:dark modelive previewkey bindings

56.01 ms | 715 KiB | 5 Q