Synopsis of methods | |
constexpr view< keys_fn > | keys {} |
Public Member Functions | |
template<typename Rng > | |
auto | operator() (Rng &&rng) const -> keys_range_view< all_t< Rng >> requires ViewableRange< Rng > &&InputRange< Rng > &&detail::PairLike< range_reference_t< Rng >> |