阅读cppreference.com,我注意到 ranges::find_last_if 不返回迭代器,但 ranges::find_if 却返回迭代器。我想知道这个决定是否有充分的理由? 显然,正确的用法是使用 ranges::find_if 并反转范围: const auto it = std::ranges::find_if(data | std::views::reverse, func); 也就是说, ranges::find...
= v.end()) std::cout << "First even element in v: " << *result << '\n'; else std::cout << "No even elements in v\n"; if (auto result = ranges::find_if_not(v, is_even); result != v.end()) std::cout << "First odd element in v: " << *result << '\n'; ...
std::for_each std::make_heap std::ranges::all_of, std::ranges::any_of, std::ranges::none_of 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_...
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...
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 ...