<?php
class Test
{
	private $foo;

	public function __construct($foo)
	{
		$this->foo = $foo;
	}
	private function bar()
	{
		echo 'Accessed the private method.';
	}
	public function bez(Test $other)
	{
		// We can change the private property:
		$other->foo = 'hello';
		var_dump($other->foo);

		// We can also call the private method:
		$other->bar();
	}
}

$test = new Test('test');

$test->baz(new Test('orter'));
?>