...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::proto::functional::empty — A PolymorphicFunctionObject type that invokes the
boost::empty()
function on its arguments.
// In header: <boost/proto/functional/range/empty.hpp> struct empty : proto::callable { // types typedef bool result_type; // public member functions template<typename Range> bool operator()(Range const &) const; };
A PolymorphicFunctionObject type that invokes the
boost::empty()
function on its arguments.