[#bsl-unordered_map-0bf-insert_or_assign-06] = xref:bsl.adoc[bsl]::xref:bsl/unordered_map-0bf.adoc[unordered_map<basic_string<char>, Json, TransparentHash, TransparentEqualTo>]::insert_or_assign :relfileprefix: ../../ :mrdocs: 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`. == Synopsis Declared in `<bslstl_unorderedmap.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- template<class BDE_OTHER_TYPE> xref:bsl/pair-0b.adoc[pair<iterator, bool>] insert_or_assign( xref:bsl/basic_string-0faf.adoc[basic_string<char>] const& key, BDE_OTHER_TYPE&& obj); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#