php-ds / polyfill

     *

     * @return Sequence

     */

    public function pairs(): Sequence

    {

        $sequence = new Vector();

        foreach ($this->pairs as $pair) {

            $sequence[] = $pair->copy();

        }

        return $sequence;

    }

    /**

     * Associates a key with a value, replacing a previous association if there

     *

     * @return Sequence

     */

    public function values(): Sequence

    {

        $sequence = new Vector();

        foreach ($this->pairs as $pair) {

            $sequence[] = $pair->value;

        }

        return $sequence;

    }

    /**

     * Get iterator