std::experimental:: swap (std::experimental::promise)

template < class R > void swap ( std:: experimental :: promise < R > & lhs, std:: experimental :: promise < R > & rhs ) noexcept ;

Overloads the swap algorithm for std::experimental::promise . Exchanges the state of lhs with that of rhs . Effectively calls lhs. swap ( rhs ) .

Contents 1 Parameters 2 Return value 3 Example 4 See also

Parameters

lhs, rhs

-

promises whose states to swap

Return value

(none)

Example

This section is incomplete Reason: no example

See also

swap	swaps two promise objects (public member function of std::promise<R> )