[#TxToUniv]
= TxToUniv
:mrdocs:

Fill a JSON object with a human‐readable description of a transaction.

== Synopsis

Declared in `<core_io.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
TxToUniv(
    xref:CTransaction.adoc[CTransaction] const& tx,
    xref:uint256.adoc[uint256] const& block_hash,
    xref:UniValue.adoc[UniValue]& entry,
    bool include_hex = true,
    xref:CTxUndo.adoc[CTxUndo] const* txundo = nullptr,
    xref:TxVerbosity.adoc[TxVerbosity] verbosity = TxVerbosity::SHOW_DETAILS,
    std::function<bool(xref:CTxOut.adoc[CTxOut] const&)> is_change_func = {});
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *tx*
| Transaction to describe.
| *block_hash*
| Hash of the block containing the transaction, or null if unconfirmed.
| *entry*
| JSON object populated with the transaction's fields.
| *include_hex*
| When true, include the raw transaction as a hex string.
| *txundo*
| Optional undo data used to report the values and scripts of spent inputs.
| *verbosity*
| Level of detail to include for the transaction's data.
| *is_change_func*
| Optional predicate that reports whether an output is change.
|===


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