[#bsl-map-0a7-insert_or_assign-0f]
= xref:bsl.adoc[bsl]::xref:bsl/map-0a7.adoc[map]::insert_or_assign
:relfileprefix: ../../
:mrdocs:

`insert_or_assign` overloads

== Synopses

Declared in `<bslstl_map.h>`

Insert or assign using a movable `key` and `obj`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/pair-0b.adoc[pair<map<KEY, VALUE, COMPARATOR, ALLOCATOR>::iterator, bool>]
xref:bsl/map-0a7/insert_or_assign-08.adoc[insert_or_assign](
    xref:BloombergLP/bslmf/MovableRef.adoc[BloombergLP::bslmf::MovableRef<KEY>] key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/map-0a7/insert_or_assign-08.adoc[_» more..._]#

Insert or assign using `key` and `obj`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/pair-0b.adoc[pair<map<KEY, VALUE, COMPARATOR, ALLOCATOR>::iterator, bool>]
xref:bsl/map-0a7/insert_or_assign-0e.adoc[insert_or_assign](
    KEY const& key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/map-0a7/insert_or_assign-0e.adoc[_» more..._]#

Insert or assign using a transparent `key` and `obj`.


[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/map-0a7/insert_or_assign-096.adoc[insert_or_assign](
    LOOKUP_KEY&& key,
    BDE_OTHER_TYPE&& obj)
requires BloombergLP::bslmf::IsTransparentPredicate<COMPARATOR,
                                                   LOOKUP_KEY>::value;
----

[.small]#xref:bsl/map-0a7/insert_or_assign-096.adoc[_» more..._]#

Insert or assign near `hint` using a movable `key`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/map-0a7/iterator.adoc[map<KEY, VALUE, COMPARATOR, ALLOCATOR>::iterator]
xref:bsl/map-0a7/insert_or_assign-093.adoc[insert_or_assign](
    xref:bsl/map-0a7/const_iterator.adoc[const_iterator] hint,
    xref:BloombergLP/bslmf/MovableRef.adoc[BloombergLP::bslmf::MovableRef<KEY>] key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/map-0a7/insert_or_assign-093.adoc[_» more..._]#

Insert or assign near `hint` using `key` and `obj`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:bsl/map-0a7/iterator.adoc[map<KEY, VALUE, COMPARATOR, ALLOCATOR>::iterator]
xref:bsl/map-0a7/insert_or_assign-06.adoc[insert_or_assign](
    xref:bsl/map-0a7/const_iterator.adoc[const_iterator] hint,
    KEY const& key,
    BDE_OTHER_TYPE&& obj);
----

[.small]#xref:bsl/map-0a7/insert_or_assign-06.adoc[_» more..._]#

Insert or assign near `hint` using a transparent `key`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class LOOKUP_KEY,
    class BDE_OTHER_TYPE>
xref:bsl/map-0a7/iterator.adoc[iterator]
xref:bsl/map-0a7/insert_or_assign-0c.adoc[insert_or_assign](
    xref:bsl/map-0a7/const_iterator.adoc[const_iterator] hint,
    LOOKUP_KEY&& key,
    BDE_OTHER_TYPE&& obj)
requires BloombergLP::bslmf::IsTransparentPredicate<COMPARATOR,
                                                   LOOKUP_KEY>::value;
----

[.small]#xref:bsl/map-0a7/insert_or_assign-0c.adoc[_» more..._]#

== Return Value

* pair of iterator and whether a new element was inserted
* iterator to the existing or newly inserted element

== Parameters

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


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