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

Public Member Functions

template<typename Pred >
constexpr auto operator() (Pred &&pred) const -> logical_negate< detail::decay_t< Pred >> requires move_constructible< detail::decay_t< Pred >> &&constructible_from< detail::decay_t< Pred >, Pred >