Insert or assign obj under the specified key.
Declared in <bslstl_unorderedmap.h>
template<class BDE_OTHER_TYPE>
pair<iterator, bool>
insert_or_assign(
KEY const& key,
BDE_OTHER_TYPE&& obj);If a key equivalent to the specified key already exists in this unordered_map, assign the specified obj to the value associated with that key, and return a pair containing an iterator referring to the existing item and false. Otherwise, insert into this map a newly-created value_type object, constructed from `(key, std::forward<BDE_OTHER_TYPE>(obj)...))`, and return a pair containing an iterator referring to the newly-created entry and true.
iterator to the element and whether insertion occurred
| Name | Description |
|---|---|
| key | key to look up |
| obj | mapped value to insert or assign |