Header <array> implementation status Reference Implementation : Cannot implement with language itself. Need compiler support. Used C++ N STL : Partially implemented with C++ N : Fully implemented with C++ N : Not yet implemented Features Standard Implemented in Includes <compare> - <initializer_list> - Classes array tuple_size tuple_element ss::tuple_size<ss::array> ss::tuple_element<ss::array> Functions operator== operator!= operator< operator<= operator> operator>= operator<=> ss::swap(ss::array) to_array ss::get(ss::array) Range access begin cbegin end cend rbegin crbegin rend crend size ssize empty data