[#MatchMultiA]
= MatchMultiA
:mrdocs:

Determine if script is a &quot;multi&lowbar;a&quot; script&period; Returns (threshold, keyspans) if so, and nullopt otherwise&period; The keyspans refer to bytes in the passed script&period;

== Synopsis

Declared in `&lt;script&sol;solver&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::optional&lt;std::pair&lt;int, std::vector&lt;std::span&lt;unsigned char const&gt;&gt;&gt;&gt;
MatchMultiA(xref:CScript.adoc[CScript] const& script);
----

== Return Value

The threshold and key spans if script is a multi&lowbar;a script, std&colon;&colon;nullopt otherwise&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *script*
| The script to inspect&period;
|===


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