std::tuple::operator= (3) Linux Manual Page
std::tuple<Types…>::operator= – std::tuple<Types…>::operator= Synopsis tuple &operator=(const tuple &other); (since C++ 11)(until C++ 20) constexpr tuple & operator=(const tuple &other); (since C++ 20) tuple & operator=(tuple &&other) noexcept(/* see below */); (since C++ 11)(until C++ 20) constexpr tuple & operator=(tuple &&other) noexcept(/* see below */); (since C++ 20) template <class… UTypes> (since C++ 11) tuple &…
