Range-v3
Range algorithms, views, and actions for the Standard Library
ranges::views::keys_fn Struct Reference

Public Member Functions

template<typename Rng >
CPP_TEMPLATE_AUX_0 k (requires viewable_range< Rng > &&input_range< Rng > &&detail::kv_pair_like_< range_reference_t< Rng >>) kkkeys_range_view< all_t< Rng >> operator()(Rng &&rng) const
 

Related Functions

(Note that these are not member functions.)

constexpr view_closure< keys_fnkeys {}