[#GetBlockFilterIndex]
= GetBlockFilterIndex
:mrdocs:

Get a block filter index by type&period; Returns nullptr if index has not been initialized or was already destroyed&period;

== Synopsis

Declared in `&lt;index&sol;blockfilterindex&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BlockFilterIndex.adoc[BlockFilterIndex]*
GetBlockFilterIndex(xref:BlockFilterType.adoc[BlockFilterType] filter&lowbar;type);
----

== Return Value

Pointer to the index, or nullptr if it is not initialized&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *filter&lowbar;type*
| Filter type of the index to retrieve&period;
|===


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