std::swap(std::set)

From cppreference.com
< cpp‎ | container‎ | set

template< class Key, class Compare, class Alloc >

void swap( set<Key,Compare,Alloc>& lhs,

           set<Key,Compare,Alloc>& rhs );
(until C++17)
template< class Key, class Compare, class Alloc >

void swap( set<Key,Compare,Alloc>& lhs,

           set<Key,Compare,Alloc>& rhs ) noexcept(/* see below */);
(since C++17)

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


Parameters

lhs, rhs - containers whose contents to swap

Return value

(none)

Complexity

Constant.

Exceptions

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

See also

swaps the contents
(public member function)