13#ifndef RANGES_V3_ALGORITHM_CONTAINS_HPP
14#define RANGES_V3_ALGORITHM_CONTAINS_HPP
21#include <range/v3/detail/config.hpp>
28#include <range/v3/detail/prologue.hpp>
34 RANGES_FUNC_BEGIN(contains)
37 template(typename I, typename S, typename T, typename P =
identity)(
40 constexpr
bool RANGES_FUNC(contains)(I first, S last, const T & val, P proj = {})
42 return find(std::move(first), last, val, std::move(proj)) != last;
46 template(
typename Rng,
typename T,
typename P =
identity)(
49 constexpr bool RANGES_FUNC(contains)(Rng && rng,
const T & val, P proj = {})
51 return (*
this)(begin(rng), end(rng), val, std::move(proj));
54 RANGES_FUNC_END(contains)
58#include <range/v3/detail/epilogue.hpp>
The indirect_relation concept.
The sentinel_for concept.
decltype(begin(declval(Rng &))) iterator_t
Definition access.hpp:698
Definition comparisons.hpp:28
Definition identity.hpp:25