|  | 
Completion token type used to specify that the completion handler should carry additional values along with it.
template< typename CompletionToken, typename... Values> class consign_t
| Name | Description | 
|---|---|
| consign_t [constructor] | Constructor. | 
This completion token adapter is typically used to keep at least one copy of an object, such as a smart pointer, alive until the completion handler is called.
        Header: asio/consign.hpp
      
        Convenience header: asio.hpp