|  | Home | Libraries | People | FAQ | More | 
boost::proto::result_of::has_env_var — 
            Metafunction for computing the return type of proto::has_env_var().
          
// In header: <boost/proto/transform/env.hpp> template<typename Env, typename Key> struct has_env_var : boost::result_of<proto::functional::has_env_var<Key>(Env)>::type { };