[#BaseSignatureChecker-CheckLockTime]
= xref:BaseSignatureChecker.adoc[BaseSignatureChecker]::CheckLockTime
:relfileprefix: ../
:mrdocs:

Check an absolute lock time (CHECKLOCKTIMEVERIFY) against the spending transaction&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
bool
CheckLockTime(xref:CScriptNum.adoc[CScriptNum] const& nLockTime) const;
----

== Return Value

`true` if the lock time is satisfied&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *nLockTime*
| The lock&hyphen;time threshold from the script&period;
|===


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