[#BloombergLP-bdlc-FlatHashSet-empty]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/FlatHashSet.adoc[FlatHashSet]::empty
:relfileprefix: ../../../
:mrdocs:

Return `true` if this set contains no elements, and `false` otherwise.

== Synopsis

Declared in `<bdlc_flathashset.h>`

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


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