[#BaseIndex-DB-ReadBestBlock]
= xref:BaseIndex.adoc[BaseIndex]::xref:BaseIndex/DB.adoc[DB]::ReadBestBlock
:relfileprefix: ../../
:mrdocs:

Read block locator of the chain that the index is in sync with. Note, the returned locator will be empty if no record exists.

== Synopsis

Declared in `<index/base.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
xref:CBlockLocator.adoc[CBlockLocator]
ReadBestBlock() const;
----

== Return Value

The stored block locator, or an empty locator if none is present.


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