public function get_category($key = 0)
	{
		$categories = $this->get_categories();
		if (isset($categories[$key]))
		{
			return $categories[$key];
		}
		else
		{
			return null;
		}
	}
public function get_category($key = 0)
	{
		$categories = $this->get_categories();
		if (isset($categories[$key]))
		{
			return $categories[$key];
		}
		else
		{
			return null;
		}
	}
public function get_category ( $ key = 0 ) { $ categories = $ this -> get_categories ( ) ; if ( isset ( $ categories [ $ key ] ) ) { return $ categories [ $ key ] ; } else { return null ; } }
Get a category for the feed

@since Unknown
@param int $key The category that you want to return. Remember that arrays begin with 0, not 1
@return SimplePie_Category|null
Get a category for the feed