Function stoul

include/win/boost/utility/string_ref.hpp:467–469

        }

    inline unsigned long stoul (string_ref str, size_t* idx=0, int base=10) {
        return std::stoul ( std::string(str), idx, base );
        }

    inline long long stoll (string_ref str, size_t* idx=0, int base=10) {
        return std::stoll ( std::string(str), idx, base );