...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Close the handle.
void close();
This function is used to close the handle. Any asynchronous read or write
operations will be cancelled immediately, and will complete with the
boost::asio::error::operation_aborted
error.
Thrown on failure.