public function addFirst(ViewController ...$elements)
    {
        foreach ($elements as $element) {
            array_unshift($this->elements, $element);
        }

        return $this;
    }
public function addFirst(ViewController ...$elements)
    {
        foreach ($elements as $element) {
            array_unshift($this->elements, $element);
        }

        return $this;
    }
@param ViewController|ViewController[] ...$elements

@return $this|self