[#GetTransactionSigOpCost]
= GetTransactionSigOpCost
:mrdocs:

Compute total signature operation cost of a transaction.

== Synopsis

Declared in `<consensus/tx_verify.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int64_t
GetTransactionSigOpCost(
    xref:CTransaction.adoc[CTransaction] const& tx,
    xref:CCoinsViewCache.adoc[CCoinsViewCache] const& inputs,
    xref:script_verify_flags.adoc[script_verify_flags] flags);
----

== Return Value

Total signature operation cost of tx

== Parameters

[cols="1,4"]
|===
| Name| Description
| *tx* [in]
| Transaction for which we are computing the cost
| *inputs* [in]
| Map of previous transactions that have outputs we're spending
| *flags* [in]
| Script verification flags
|===


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