std::ranges::find_last_if,这意味着它应该返回一个迭代器到它找到的元素,和一个结束迭代器。它们自然地形成 subrange,这就是 std::ranges::find_last_if 实际返回的内容。 如果不需要结束迭代器,可以使用 subrange::begin 提取第一个迭代器。 const auto it = std::ranges::find_last_if(data, func...
std::ranges::for_each std::ranges::count, std::ranges::count_if std::ranges::mismatch, std::ranges::mismatch_result std::ranges::find, std::ranges::find_if, std::ranges::find_if_not std::ranges::adjacent_find std::is_execution_policy std::execution::seq, std::execution::par, st...
find_first_of(I1 first1, S1 last1, I2 first2, S2 last2, Pred pred={}, Proj1 proj1={}, Proj2 proj2={}); (1)(since C++20) template<ranges::input_rangeR1,ranges::forward_rangeR2, classPred=ranges::equal_to, classProj1=std::identity, ...
std::ranges::find,std::ranges::find_if,std::ranges::find_if_not C++ Algorithm library Constrained algorithms, e.g.ranges::copy,ranges::sort, ... Constrained algorithms Defined in header<algorithm> Call signature (1) template<std::input_iteratorI,std::sentinel_for<I>S, ...
{std::vector<int> v1{0, 1, 2, 3, 40, 40, 41, 41, 5}; namespace ranges = std::ranges; auto i1 = ranges::adjacent_find(v1.begin(), v1.end()); if (i1 == v1.end()) {std::cout<< "no matching adjacent elements\n"; ...
if (std::ranges::find_if(children_, [object](object_ptr &child) { return child == object; }) != children_.end()) { return object; } /*for (auto &child : children_) { if (child == object) { return child; } } }*/ return nullptr; } 0 comments on commit 212b193 Please...
sv}; constexpr auto wanted{"password"sv}; constexpr auto found1 = std::ranges::find_end( secret.cbegin(), secret.cend(), wanted.cbegin(), wanted.cend()); print(secret, found1); constexpr auto found2 = std::ranges::find_end(secret, "word"sv); print(secret, found2); const ...
std::experimental::ranges::find_if, std::experimental::ranges::find_if_not From cppreference.com < cpp | experimental | ranges C++ Compiler support Freestanding and hosted Language Standard library Standard library headers Named requirements Feature test macros (C++20) Language support ...
adjacent_find( I first, S last, Pred pred = {}, Proj proj = {} ); (1) (since C++20) template< ranges::forward_range R, class Proj = std::identity, std::indirect_binary_predicate< std::projected<ranges::iterator_t<R>, Proj>, std::projected<ranges::iterator_t<R>, Proj>> ...