Online PHP editor | refs for uYNQD

@ 2025-06-08T18:02:56Z

<?php

class Foo {
	private function &getState(): array {
		static $state = ['counter' => 0];
		return $state;
	}
	
	public function count(): int {
		return $this->getState()['counter']++;
	}
}

$x = new Foo();
$y = new Foo();
var_dump($x->count(), $y->count());;