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