swap function template — Swaps the contents of two maps
template <class Key, class T, class Comp, class Alloc> void swap(map<Key,T,Comp,Alloc>& x, map<Key,T,Comp,Alloc>& y); template <class Key, class T, class Comp, class Alloc> void swap(multimap<Key,T,Comp,Alloc>& x, multimap<Key,T,Comp,Alloc>& y);
The swap
function template
specialization is equivalent to calling x.swap(y)
.