Synopsis of methods | |
constexpr view_closure< keys_fn > | keys {} |
Public Member Functions | |
template<typename Rng > | |
auto | operator() (Rng &&rng) const -> keys_range_view< all_t< Rng >> requires viewable_range< Rng > &&input_range< Rng > &&detail::kv_pair_like_< range_reference_t< Rng >> |