[#SignatureData-2constructor-057]
= xref:SignatureData.adoc[SignatureData]::SignatureData
:relfileprefix: ../
:mrdocs:

Construct signature data seeded with an existing scriptSig.

== Synopsis

Declared in `<script/sign.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
SignatureData(xref:CScript.adoc[CScript] const& script);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *script*
| The scriptSig to start from.
|===


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