std::ranges::not_equal_to(3) Library Functions Manual NAME std::ranges::not_equal_to - ranges::not_equal_to function object type. SYNOPSIS #include Public Types using is_transparent Public Member Functions template requires equality_comparable_with<_Tp, _Up>constexpr bool operator() (_Tp &&__t, _Up &&__u) const noexcept(noexcept(std::declval< _Up >()==std::declval< _Tp >()))" Detailed Description ranges::not_equal_to function object type. Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ std::ranges::not_equal_to(3)