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

Public Member Functions

template<typename I , typename F , typename P = identity>
auto operator() (I begin, iter_difference_t< I > n, F fun, P proj=P{}) const -> I requires input_iterator< I > &&indirectly_unary_invocable< F, projected< I, P >>
 
template<typename Rng , typename F , typename P = identity>
auto operator() (Rng &&rng, range_difference_t< Rng > n, F fun, P proj=P{}) const -> safe_iterator_t< Rng > requires input_range< Rng > &&indirectly_unary_invocable< F, projected< iterator_t< Rng >, P >>