10 мар. 2023 г. · The ranges library is an extension and generalization of the algorithms and iterator libraries that makes them more powerful by making them composable and less ...

12 июн. 2022 г. · The std::ranges algorithms require two more methods in the iterator: a default constructor and a post-increment operator (return value optional).

13 сент. 2020 г. · Many standard library algorithms have two versions in C++20: one in the std namespace and another one in the std::ranges namespace with the same name.

25 авг. 2020 г. · Many functions in the C++ Algorithms library have overloads taking a parameter of type ExecutionPolicy, eg std::copy.

28 янв. 2021 г. · The C++ standard library's range algorithms like min_element return a std::ranges::dangling placeholder in case their argument container was an rvalue.

11 нояб. 2021 г. · They are algorithms, and algorithms can be found in this header. If someone is looking for find_if, they can find both the iterator algorithm and the range ...

27 нояб. 2022 г. · In C++20, things are simple. All views can be piped. No algorithms can be piped. If it is in the views namespace, then it can be piped, and any view can be ...

15 янв. 2024 г. · In your code sample, std::ranges::sort is a constrained algorithm called on a rvalue std::vector , which does not model borrowed_range , which ...

11 окт. 2023 г. · This is LWG 3996, for which P2997 specifically provides proposed wording. ranges::all_of requires the predicate Pred to satisfy ...

16 апр. 2022 г. · The only options available are std::ranges::for_each and simple range-based for loop. No counterparts for std::accumulate, std::reduce or std::inner_product.