[#XOnlyPubKey-operator_lt]
= xref:XOnlyPubKey.adoc[XOnlyPubKey]::operator<
:relfileprefix: ../
:mrdocs:

Order two x‐only pubkeys by their key data.

== Synopsis

Declared in `<pubkey.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
operator<(xref:XOnlyPubKey.adoc[XOnlyPubKey] const& other) const;
----

== Return Value

true if this key sorts before other.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *other*
| The pubkey to compare against.
|===


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