[#bsl-unordered_map-02b-empty]
= xref:bsl.adoc[bsl]::xref:bsl/unordered_map-02b.adoc[unordered&lowbar;map]::empty
:relfileprefix: ../../
:mrdocs:

Return `true` if this unordered map contains no elements, and `false` otherwise&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;unorderedmap&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
empty() const noexcept;
----

== Return Value

`true` if empty, otherwise `false`


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