public function addItem(string $title, string $link, string $description): RssFeedItem
    {
        return $this->items[] = RssFeedItem::create($title, $link, $description);
    }
public function addItem(string $title, string $link, string $description): RssFeedItem
    {
        return $this->items[] = RssFeedItem::create($title, $link, $description);
    }
public function addItem ( string $ title , string $ link , string $ description ) : RssFeedItem { return $ this -> items [ ] = RssFeedItem :: create ( $ title , $ link , $ description ) ; }
add an item to the feed and returns it

@param   string  $title        title of the item
@param   string  $link         URL of the item
@param   string  $description  item synopsis
@return  \stubbles\xml\rss\RssFeedItem
add an item to the feed and returns it