[#absl-btree_map-2constructor]
= xref:absl.adoc[absl]::xref:absl/btree_map.adoc[btree_map]::btree_map
:relfileprefix: ../../
:mrdocs:

Constructs an empty `btree_map`.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
btree_map();
----


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