dic example

// --== GOOD ==--

class SomeClass
{
    protected $_db = null;

    public function __construct(Database $db)
    {
        $this->_db = $db;
    }
}


$dic = DIC::create('database');
$a = new SomeClass($dic['database']);


// --== BAD ==--

class SomeClass
{
    protected $_db = null;

    public function __construct(DIC $dic)
    {
        $this->_db = $dic['database'];
    }
}


$dic = DIC::create('database');
$a = new SomeClass($dic);


// --== WORST ==--

class SomeClass
{
    protected $_db = null;

    public function __construct()
    {
	$dic = DIC::create('database');
        $this->_db = $dic['database'];
    }
}

$a = new SomeClass();