std::experimental::swap(std::experimental::optional) - cppreference.com
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template< class T > void swap( optional<T>& lhs, optional<T>& rhs ) noexcept(/* see below */); |
(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).
Parameters
| lhs, rhs | - | optional objects whose states to swap
|
Return value
(none)
Exceptions
Example
See also
| exchanges the contents (public member function) [edit] |