Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This version of Boost is under active development. You are currently in the develop branch. The current version is 1.91.0.
Defined in header <boost/mqtt5/reason_codes.hpp>
constexpr
boost::mqtt5::reason_code server_shutting_down { 0x8b };
Convenience header <boost/mqtt5.hpp>