nt()
    {
        return current($this->container);
    }

    /**
     * Key of the current element.
     *
     * @link http://php.net/manual/en/iterator.key.php
     *
     * @return mixed
     */
   #[\ReturnTypeWillChange]
    public function key()
    {
        return key($this->container);
    }

    /**
     * Move the internal point of the container array to the next item
     *
     * @link http://php.net/manual/en/iterator.next.php
     *
     * @return void
     */
   #[\ReturnTypeWillChange]
    public function next()
    {
        next($this->container);
    }

    /**
     * Rewind the internal point of the container array.
     *
     * @link http://php.net/manual/en/iterator.rewind.php
     *
     * @return void
     */
   #[\ReturnTypeWillChange]
    public function rewind()
    {
        reset($this->container);
    }

    /**
     * Is the current key valid?
     *
     * @link http://php.net/manual/en/iterator.rewind.php
     *
     * @return bool
     */
   #[\ReturnTypeWillChange]
    public function valid()
    {
        return $this->offsetExists($this->key());
    }

    /*****************************************************************/
    /*                    Countable Implementation                   */
    /*****************************************************************/

    /**
     * Get the count of elements in the container array.
     *
     * @link http://php.net/manual/en/countable.count.php
     *
     * @return int
     */
   #[\ReturnTypeWillChange]
    public function count()
    {
        return count($this->container);
    }

}