awaitable

The return type of a coroutine or asynchronous operation.

template<
    typename T,
    typename Executor = any_io_executor>
class awaitable

Name	Description
executor_type	The executor type that will be used for the coroutine.
value_type	The type of the awaited value.

Name	Description
awaitable [constructor]	Default constructor. — Move constructor.
valid	Checks if the awaitable refers to a future result.
~awaitable [destructor]	Destructor.

Header: asio/awaitable.hpp

Convenience header: asio.hpp