[#ToKeyID-00]
= ToKeyID
:mrdocs:

Convert a witness key‐hash destination back to a key identifier.

== Synopsis

Declared in `<addresstype.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:CKeyID.adoc[CKeyID]
ToKeyID(xref:WitnessV0KeyHash.adoc[WitnessV0KeyHash] const& key_hash);
----

== Return Value

The corresponding key identifier.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *key_hash*
| The witness key hash to convert.
|===


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