//******************************************************** // The following code example is taken from the book // C++23 - The Complete Guide // by Nicolai M. Josuttis (www.josuttis.com) // http://www.cppstd23.com // // The code is licensed under a // Creative Commons Attribution 4.0 International License // http://creativecommons.org/licenses/by/4.0/ //******************************************************** #include #include #include #include #include int main() { std::vector coll{47, 11, 0, 8, 15, -11, 7}; std::println("coll: {}", coll); auto isOdd = [] (auto val) { return val % 2 != 0; }; auto asSeconds = [] (auto val) { return std::chrono::milliseconds{val}; }; // store all processed milliseconds objects in a container: auto lst = coll | std::views::filter(isOdd) | std::views::transform(asSeconds) | std::ranges::to(); // and process them further: std::println("lst: {}", lst); }