[#miniscript-FromScript]
= xref:miniscript.adoc[miniscript]::FromScript
:relfileprefix: ../
:mrdocs:

Decodes a Miniscript from a Bitcoin Script.

== Synopsis

Declared in `<script/miniscript.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename Ctx>
std::optional<Node<Ctx::Key>>
FromScript(
    xref:CScript.adoc[CScript] const& script,
    Ctx const& ctx);
----

== Return Value

The decoded node tree, or std::nullopt on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *script*
| The CScript to decode.
| *ctx*
| Context providing key decoding and the script context.
|===


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