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

Public Member Functions

template<typename Rng >
constexpr auto operator() (Rng &&rng) const -> range_reference_t< Rng > requires forward_range< Rng > &&forwarding_range_< Rng >
 

Member Function Documentation

◆ operator()()

template<typename Rng >
constexpr auto ranges::front_fn::operator() ( Rng &&  rng) const -> range_reference_t<Rng> requires forward_range<Rng> && forwarding_range_<Rng>
constexpr
Returns
*begin(rng)