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

Return the active chain of block headers.

== Synopsis

Declared in `<validation.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7ff37ba94df8), requires_capability(0x7ff375ddb788), requires_capability(0x7ff37e1a5058), requires_capability(0x7ff375a96ec8)]]
xref:CChain.adoc[CChain]&
ActiveChain() const;
----

== Return Value

A reference to the active chain.


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