[#CBlockPolicyEstimator-EstimateFeeRate]
= xref:CBlockPolicyEstimator.adoc[CBlockPolicyEstimator]::EstimateFeeRate
:relfileprefix: ../
:mrdocs:

Estimate the feerate needed to confirm within `target` blocks; wraps estimateSmartFee into a FeeRateEstimation.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7f2e3ae71998), requires_capability(0x7f2e2423b998)]]
xref:util/Expected-0b.adoc[util::Expected<FeeRateEstimation, FeeRateEstimationError>]
EstimateFeeRate(
    int target,
    bool conservative) const;
----

== Return Value

The fee rate estimation on success, or an error describing why none could be given.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *target*
| Desired number of blocks within which to confirm.
| *conservative*
| Whether to produce a conservative estimate valid over longer horizons.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#