[#ValidationSignals-UpdatedBlockTip]
= xref:ValidationSignals.adoc[ValidationSignals]::UpdatedBlockTip
:relfileprefix: ../
:mrdocs:

Fire the UpdatedBlockTip event to all subscribers.

== Synopsis

Declared in `<validationinterface.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
UpdatedBlockTip(
    xref:CBlockIndex.adoc[CBlockIndex] const* pindexNew,
    xref:CBlockIndex.adoc[CBlockIndex] const* pindexFork,
    bool fInitialDownload);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pindexNew*
| The new chain tip.
| *pindexFork*
| The last common block between the old and new tip, or nullptr.
| *fInitialDownload*
| Whether the node is still in initial block download.
|===


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