[#GetBlockFilterIndex]
= GetBlockFilterIndex
:mrdocs:

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

== Synopsis

Declared in `<index/blockfilterindex.h>`

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

== Return Value

Pointer to the index, or nullptr if it is not initialized.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *filter_type*
| Filter type of the index to retrieve.
|===


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