[#Descriptor-ScriptSize]
= xref:Descriptor.adoc[Descriptor]::ScriptSize
:relfileprefix: ../
:mrdocs:

Get the size of the scriptPubKey for this descriptor.

== Synopsis

Declared in `<script/descriptor.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
std::optional<int64_t>
ScriptSize() const = 0;
----

== Return Value

The scriptPubKey size in bytes, or nullopt if unknown.


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