[#mempoolentry_wtxid-operator_call-09]
= xref:mempoolentry_wtxid.adoc[mempoolentry_wtxid]::operator()
:relfileprefix: ../
:mrdocs:

Returns the wtxid of the given mempool entry.

== Synopsis

Declared in `<txmempool.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:mempoolentry_wtxid/result_type.adoc[result_type]
operator()(xref:CTxMemPoolEntry.adoc[CTxMemPoolEntry] const& entry) const;
----

== Return Value

The witness hash (wtxid) of the entry's transaction.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *entry*
| The mempool entry to read the transaction from.
|===


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