<?php
class Base
{
public $aaa = 1;
protected $bbb = 2;
private $ccc = 3;
}
class Child extends Base
{
public $ddd = 4;
protected $eee = 5;
private $fff = 6;
function foo($obj)
{
var_dump(get_class($obj));
var_dump(get_object_vars($obj));
}
}
$child_obj = new Child();
$base_obj = new Base();
$child_obj->foo($base_obj);
