Range-v3
Range algorithms, views, and actions for the Standard Library
Public Member Functions
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ranges::at_fn Struct Reference
Range
Description
Checked indexed range access.
Public Member Functions
template<typename Rng >
constexpr
auto
operator()
(
Rng
&&rng, range_difference_t<
Rng
> n) const -> range_reference_t<
Rng
> requires random_access_range<
Rng
> &&sized_range<
Rng
>
Member Function Documentation
◆
operator()()
template<typename Rng >
constexpr
auto
ranges::at_fn::operator()
(
Rng
&&
rng
,
range_difference_t<
Rng
>
n
)
const -> range_reference_t<
Rng
> requires random_access_range<
Rng
> && sized_range<
Rng
>
Returns
begin(rng)[n]
ranges
at_fn
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