[#EncodeExtKey]
= EncodeExtKey
:mrdocs:

Encode an extended private key in Base58Check format.

== Synopsis

Declared in `<key_io.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::string
EncodeExtKey(xref:CExtKey.adoc[CExtKey] const& extkey);
----

== Return Value

The encoded string.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *extkey*
| The extended key to encode.
|===


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