[#ChainstateManager-BlockIndex]
= xref:ChainstateManager.adoc[ChainstateManager]::BlockIndex
:relfileprefix: ../
:mrdocs:

Access the map of all known block index entries&period;

== Synopsis

Declared in `&lt;validation&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;requires&lowbar;capability(0x7f9513c479b8), requires&lowbar;capability(0x7f9502de9158), requires&lowbar;capability(0x7f950b21b928), requires&lowbar;capability(0x7f9514bf5918)&rsqb;&rsqb;
xref:node/BlockMap.adoc[node::BlockMap]&
BlockIndex();
----

== Return Value

A reference to the block index map&period;


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