[#CBlockIndex-nHeight]
= xref:CBlockIndex.adoc[CBlockIndex]::nHeight
:relfileprefix: ../
:mrdocs:

height of the entry in the chain. The genesis block has height 0

== Synopsis

Declared in `<chain.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int nHeight = {0};
----


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