Template Function uconfig::operator<<¶ Defined in File Objects.ipp Function Documentation¶ template<typename V, std::enable_if_t<!detail::is_base_of_template<V, std::vector>::value, bool> = true>std::ostream &uconfig::operator<<(std::ostream &out, const Variable<V> &var)¶ If variable has value insert it into the stream, otherwise insert “[not set]”.