ranges::index_fn Struct Reference

Description

Unchecked indexed range access.

Public Member Functions
template<typename Rng , typename Int >
constexpr auto	operator() (Rng &&rng, Int n) const -> range_reference_t< Rng > requires random_access_range< Rng > &&integral< Int > &&forwarding_range_< Rng >

Member Function Documentation

operator()()

template<typename Rng , typename Int >

constexpr auto ranges::index_fn::operator()	(	Rng &&	rng,
		Int	n
	)		const -> range_reference_t<Rng> requires random_access_range<Rng> && integral<Int> && forwarding_range_<Rng>

Returns

begin(rng)[n]