! @brief return whether value is a number This function returns true if and only if the JSON value is a number. This includes both intege

! @brief return a reference to the value pointed to by the iterator @pre The iterator is initialized; i.e. `m_object != nullptr`. */

add to iterator

! @brief add an object to an array @copydoc push_back(basic_json&&) */

! @brief comparison operator for JSON types Returns an ordering that is similar to Python: - order: null < boolean < number < object < array < string

! @brief comparison: smaller @pre The iterator is initialized; i.e. `m_object != nullptr`. */