(Deprecated:
Use get_executor()
.) Get the io_context
associated with the object.
asio::io_context & get_io_service();
This function may be used to obtain the io_context
object that the I/O object uses to dispatch handlers for asynchronous operations.
A reference to the io_context
object that the I/O object will use to dispatch handlers. Ownership is
not transferred to the caller.