[#CZMQAbstractNotifier-NotifyBlock]
= xref:CZMQAbstractNotifier.adoc[CZMQAbstractNotifier]::NotifyBlock
:relfileprefix: ../
:mrdocs:

Notifies of ConnectTip result, i.e., new active tip only.

== Synopsis

Declared in `<zmq/zmqabstractnotifier.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
bool
NotifyBlock(xref:CBlockIndex.adoc[CBlockIndex] const* pindex);
----

== Return Value

True on success, false on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pindex*
| The block index of the new active tip.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#