[#MempoolAcceptResult-m_wtxids_fee_calculations]
= xref:MempoolAcceptResult.adoc[MempoolAcceptResult]::m&lowbar;wtxids&lowbar;fee&lowbar;calculations
:relfileprefix: ../
:mrdocs:

Contains the wtxids of the transactions used for fee&hyphen;related checks&period; Includes this transaction&apos;s wtxid and may include others if this transaction was validated as part of a package&period; This is not necessarily equivalent to the list of transactions passed to ProcessNewPackage()&period; Only present when m&lowbar;result&lowbar;type &equals; ResultType&colon;&colon;VALID&period;

== Synopsis

Declared in `&lt;validation&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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std::optional&lt;std::vector&lt;Wtxid&gt;&gt; const m&lowbar;wtxids&lowbar;fee&lowbar;calculations;
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