function &offsetget($key) {
		if (Base::instance()->visible($this,$key))
			$val=&$this->$key;
		else
			$val=&$this->get($key);
		return $val;
	}
function &offsetget($key) {
		if (Base::instance()->visible($this,$key))
			$val=&$this->$key;
		else
			$val=&$this->get($key);
		return $val;
	}
function & offsetget ( $ key ) { if ( Base :: instance ( ) -> visible ( $ this , $ key ) ) $ val = & $ this -> $ key ; else $ val = & $ this -> get ( $ key ) ; return $ val ; }
Convenience method for retrieving property value
@return mixed
@param $key string
Convenience method for retrieving property value