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std::swap(std::experimental::optional)

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< cpp‎ | experimental‎ | optional
Revision as of 13:40, 23 March 2014 by P12 (Talk | contribs)

 
 
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Defined in header <experimental/optional>
template< class T >
void swap( optional<T>& lhs, optional<T>& rhs );
(library fundamentals TS)

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

Contents

Parameters

lhs, rhs - optional objects whose states to swap

Return value

(none)

Exceptions

noexcept specification:  
noexcept(lhs.swap(rhs))

Example

See also

exchanges the contents
(public member function) [edit]