[#absl-linked_hash_map-operator_subs-0a]
= xref:absl.adoc[absl]::xref:absl/linked_hash_map.adoc[linked_hash_map]::operator[]
:relfileprefix: ../../
:mrdocs:

Returns a reference to the value mapped to the given key, inserting a default‐constructed value if the key is not present.

== Synopses

Declared in `<absl/container/linked_hash_map.h>`

Returns a reference to the value mapped to the given key, inserting a default‐constructed value if the key is not present.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class K = xref:absl/linked_hash_map/key_type.adoc[key_type]>
xref:absl/linked_hash_map/mapped_type.adoc[mapped_type]&
xref:absl/linked_hash_map/operator_subs-09.adoc[operator[]](xref:absl/linked_hash_map.adoc[key_arg<K>] const& key);
----

[.small]#xref:absl/linked_hash_map/operator_subs-09.adoc[_» more..._]#

Returns a reference to the value mapped to the given key, inserting a default‐constructed value if the key is not present.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class K = xref:absl/linked_hash_map/key_type.adoc[key_type],
    K* = nullptr>
xref:absl/linked_hash_map/mapped_type.adoc[mapped_type]&
xref:absl/linked_hash_map/operator_subs-05.adoc[operator[]](xref:absl/linked_hash_map.adoc[key_arg<K>]&& key);
----

[.small]#xref:absl/linked_hash_map/operator_subs-05.adoc[_» more..._]#

== Return Value

A reference to the mapped value.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *key*
| The key to look up.
|===


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