Method swap

extern/boost/boost/array.hpp:157–160

swap (note: linear complexity)

        // swap (note: linear complexity)
        void swap (array<T,N>& y) {
            for (size_type i = 0; i < N; ++i)
                boost::swap(elems[i],y.elems[i]);
        }

        // direct access to data (read-only)
        const T* data() const { return elems; }