[#EvalScript-0f]
= EvalScript
:mrdocs:

Evaluate a script against a stack using default execution state.

== Synopsis

Declared in `<script/interpreter.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
EvalScript(
    std::vector<std::vector<unsigned char>>& stack,
    xref:CScript.adoc[CScript] const& script,
    xref:script_verify_flags.adoc[script_verify_flags] flags,
    xref:BaseSignatureChecker.adoc[BaseSignatureChecker] const& checker,
    xref:SigVersion.adoc[SigVersion] sigversion,
    xref:ScriptError.adoc[ScriptError]* error = nullptr);
----

== Return Value

`true` if the script executed successfully.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *stack*
| The initial and resulting stack of byte‐vector elements.
| *script*
| The script to execute.
| *flags*
| The active script verification flags.
| *checker*
| The signature checker for CHECKSIG and lock‐time opcodes.
| *sigversion*
| The signature version selecting execution semantics.
| *error*
| Set to the script error when evaluation fails.
|===


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