[#GCSFilter-GetN]
= xref:GCSFilter.adoc[GCSFilter]::GetN
:relfileprefix: ../
:mrdocs:

Returns the number of elements in the filter.

== Synopsis

Declared in `<blockfilter.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
uint32_t
GetN() const;
----

== Return Value

The number of elements inserted into the filter.


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