[#bsl-unordered_map-02b-insert_or_assign-068]
= xref:bsl.adoc[bsl]::xref:bsl/unordered_map-02b.adoc[unordered_map]::insert_or_assign
:relfileprefix: ../../
:mrdocs:

`insert_or_assign` overloads

== Synopses

Declared in `<bslstl_unorderedmap.h>`

Insert or assign the specified `obj` under the specified movable `key`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/pair-0b.adoc[pair<iterator, bool>]
xref:bsl/unordered_map-02b/insert_or_assign-0bf.adoc[insert_or_assign](
    xref:BloombergLP/bslmf/MovableRef.adoc[BloombergLP::bslmf::MovableRef<KEY>] key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/unordered_map-02b/insert_or_assign-0bf.adoc[_» more..._]#

Insert or assign `obj` under the specified `key`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/pair-0b.adoc[pair<iterator, bool>]
xref:bsl/unordered_map-02b/insert_or_assign-0d6.adoc[insert_or_assign](
    KEY const& key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/unordered_map-02b/insert_or_assign-0d6.adoc[_» more..._]#

Insert or assign `obj` under transparent `key`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class LOOKUP_KEY,
    class BDE_OTHER_TYPE>
xref:bsl/pair-0b.adoc[pair<iterator, bool>]
xref:bsl/unordered_map-02b/insert_or_assign-0b9.adoc[insert_or_assign](
    LOOKUP_KEY&& key,
    BDE_OTHER_TYPE&& obj)
requires BloombergLP::bslmf::IsTransparentPredicate<HASH, LOOKUP_KEY>::value
         && BloombergLP::bslmf::IsTransparentPredicate<EQUAL,LOOKUP_KEY>::value;
----

[.small]#xref:bsl/unordered_map-02b/insert_or_assign-0b9.adoc[_» more..._]#

Insert or assign `obj` under movable `key` at `hint`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/unordered_map-02b/iterator.adoc[iterator]
xref:bsl/unordered_map-02b/insert_or_assign-0dd.adoc[insert_or_assign](
    xref:bsl/unordered_map-02b/const_iterator.adoc[const_iterator] hint,
    xref:BloombergLP/bslmf/MovableRef.adoc[BloombergLP::bslmf::MovableRef<KEY>] key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/unordered_map-02b/insert_or_assign-0dd.adoc[_» more..._]#

Insert or assign `obj` under `key` at `hint`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/unordered_map-02b/iterator.adoc[iterator]
xref:bsl/unordered_map-02b/insert_or_assign-062.adoc[insert_or_assign](
    xref:bsl/unordered_map-02b/const_iterator.adoc[const_iterator] hint,
    KEY const& key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/unordered_map-02b/insert_or_assign-062.adoc[_» more..._]#

Insert or assign `obj` under transparent `key` at `hint`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class LOOKUP_KEY,
    class BDE_OTHER_TYPE>
xref:bsl/unordered_map-02b/iterator.adoc[iterator]
xref:bsl/unordered_map-02b/insert_or_assign-0db.adoc[insert_or_assign](
    xref:bsl/unordered_map-02b/const_iterator.adoc[const_iterator] hint,
    LOOKUP_KEY&& key,
    BDE_OTHER_TYPE&& obj)
requires BloombergLP::bslmf::IsTransparentPredicate<HASH, LOOKUP_KEY>::value
         && BloombergLP::bslmf::IsTransparentPredicate<EQUAL,LOOKUP_KEY>::value;
----

[.small]#xref:bsl/unordered_map-02b/insert_or_assign-0db.adoc[_» more..._]#

== Return Value

* iterator to the element and whether insertion occurred
* iterator to the element

== Parameters

[cols="1,4"]
|===
| Name| Description
| *key*
| key to insert or assign under
| *obj*
| mapped value to insert or assign
| *hint*
| iterator hint for insertion
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#