Namespaces
Variants
Views
Actions

std::swap(std::promise)

From cppreference.com
< cpp‎ | thread‎ | promise
Revision as of 18:33, 9 July 2013 by P12bot (Talk | contribs)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
 
 
Thread support library
Threads
(C++11)
this_thread namespace
(C++11)
(C++11)
(C++11)
Mutual exclusion
(C++11)
Generic lock management
(C++11)
(C++11)
(C++11)
(C++11)(C++11)(C++11)
(C++11)
(C++11)
Condition variables
(C++11)
Futures
(C++11)
(C++11)
(C++11)
(C++11)
 
 
Defined in header <future>
template< class R >
void swap( promise<R> &lhs, promise<R> &rhs );
(since C++11)

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

Contents

[edit] Parameters

lhs, rhs - promises whose states to swap

[edit] Return value

(none)

[edit] Exceptions

noexcept specification:  
noexcept
  

[edit] Example

[edit] See also

swaps two promise objects
(public member function) [edit]