Function CBegin

include/sonic/dom/genericnode.h:854–857

* @brief Get array const begin iterator * @return ValueIterator */

   * @return ValueIterator
   */
  ConstValueIterator CBegin() const noexcept {
    sonic_assert(this->IsArray());
    return downCast()->cbeginImpl();
  }

  /**
   * @brief Get array end iterator