#!/usr/local/bin/php
<?php

class Foo
{
private $bar;
protected $baz = 4;
public $wat1;

public function __construct($bar, $baz)
{
$this->bar = $bar;
$this->baz = $baz;
}
}


$foo = new Foo('bar1', 'baz1');
$foo->wat1 = 'wat1';
$foo->wat2 = 'wat2';

var_dump((array) $foo);