[#XOnlyPubKey-begin-06]
= xref:XOnlyPubKey.adoc[XOnlyPubKey]::begin
:relfileprefix: ../
:mrdocs:

`begin` overloads

== Synopses

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

Iterator to the first byte of the key data&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
unsigned char const*
xref:XOnlyPubKey/begin-04.adoc[begin]() const;
----

[.small]#xref:XOnlyPubKey/begin-04.adoc[_» more&period;&period;&period;_]#

Mutable iterator to the first byte of the key data&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
unsigned char*
xref:XOnlyPubKey/begin-00.adoc[begin]();
----

[.small]#xref:XOnlyPubKey/begin-00.adoc[_» more&period;&period;&period;_]#

== Return Value

* An iterator to the first byte of the key data&period;
* A mutable iterator to the first byte of the key data&period;


[.small]#Created with https://www.mrdocs.com[MrDocs]#
