...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::to_log_fun<void> — The function object that outputs its second operand to the first one.
// In header: <boost/log/utility/functional/bind_to_log.hpp> struct to_log_fun<void> { // types typedef void result_type; // public member functions template<typename StreamT, typename T> void operator()(StreamT &, T const &) const; };