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std::swap(std::priority_queue) 

template< class T, class Container, class Compare >
void swap( priority_queue<T,Container,Compare>& lhs, 
           priority_queue<T,Container,Compare>& rhs );

Specializes the std::swap algorithm for std::priority_queue. Swaps the contents of lhs and rhs. Calls lhs.swap(rhs).

Parameters

lhs, rhs - containers whose contents to swap

Return value

(none).

Complexity

Same as swapping the underlying container.

Exceptions

noexcept specification:
noexcept(noexcept(lhs.swap(rhs)))
 (since C++17)

See also

 swaps the contents
(public member function)

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