[#FeeRateEstimationRef]
= FeeRateEstimationRef
:mrdocs:

Return the estimation carried by a fee rate estimate result: the successful estimation, or the error's zero‐value estimation.

== Synopsis

Declared in `<util/fees.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:FeeRateEstimation.adoc[FeeRateEstimation] const&
FeeRateEstimationRef(xref:util/Expected-0b.adoc[util::Expected<FeeRateEstimation, FeeRateEstimationError>] const& result);
----

== Return Value

A reference to the successful estimation, or the error's zero‐value estimation.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *result*
| The estimate result to unwrap.
|===


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