...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::log::expressions::tag::message
// In header: <boost/log/expressions/message.hpp> struct message : public keyword_descriptor { // types typedef void attribute_type; typedef mpl::vector2< std::string, std::wstring > value_type; // public static functions static attribute_name get_name(); };