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

Return the number of elements in this set&period;

== Synopsis

Declared in `&lt;bdlc&lowbar;flathashset&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::size&lowbar;t
size() const;
----


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