24 Containers library [containers]

24.5 Unordered associative containers [unord]

24.5.5 Class template unordered_multimap [unord.multimap]

24.5.5.3 Modifiers [unord.multimap.modifiers]

template<class P> iterator insert(P&& obj);
Constraints: is_constructible_v<value_type, P&&> is true.
Effects: Equivalent to: return emplace(std​::​forward<P>(obj));
template<class P> iterator insert(const_iterator hint, P&& obj);
Constraints: is_constructible_v<value_type, P&&> is true.
Effects: Equivalent to: return emplace_hint(hint, std​::​forward<P>(obj));