[#FeeEstimateHorizon]
= FeeEstimateHorizon
:mrdocs:

Identifier for each of the 3 different TxConfirmStats which track history over different time horizons.

== Synopsis

Declared in `<policy/fees/block_policy_estimator.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum class FeeEstimateHorizon : int;
----

== Members

[cols="1,4"]
|===
| Name| Description
| `SHORT_HALFLIFE` 
| Short time horizon, tracking recent confirmation history.
| `MED_HALFLIFE` 
| Medium time horizon.
| `LONG_HALFLIFE` 
| Long time horizon, retaining the oldest history.
|===


== Non-Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:StringForFeeEstimateHorizon.adoc[`StringForFeeEstimateHorizon`]
| Return a human‐readable name for a fee estimate horizon.
|===


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