[#wallet-CWalletTx-2constructor-02]
= xref:wallet.adoc[wallet]::xref:wallet/CWalletTx.adoc[CWalletTx]::CWalletTx
:relfileprefix: ../../
:mrdocs:

Construct a wallet transaction by deserializing it, merging any witness variants.

== Synopsis

Declared in `<wallet/transaction.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename Stream>
CWalletTx(
    xref:deserialize_type.adoc[deserialize_type] type,
    Stream& s,
    std::map<Wtxid, CTransactionRef> const& variants);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *type*
| Tag selecting the deserializing constructor overload.
| *s*
| The input stream to deserialize the transaction from.
| *variants*
| Additional witness variants to merge, keyed by witness txid.
|===


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