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<?php class A { public $values = [null, null]; public $a; public $b; public function assign(&$a, &$b) { $this->a = &$a; $this->b = &$b; } public function change() { $this->a = 5; $this->b = 'foo'; } } $a = new A(); $b = &$a->values; $a->assign(...$b); $a->change(); var_dump($a);
Output for git.master, git.master_jit, rfc.property-hooks
object(A)#1 (3) { ["values"]=> &array(2) { [0]=> &int(5) [1]=> &string(3) "foo" } ["a"]=> &int(5) ["b"]=> &string(3) "foo" }

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