[#FeeFrac-EvaluateFeeDown]
= xref:FeeFrac.adoc[FeeFrac]::EvaluateFeeDown
:relfileprefix: ../
:mrdocs:

Compute the fee for a given size `at&lowbar;size` using this object&apos;s feerate, rounding down&period;

== Synopsis

Declared in `&lt;util&sol;feefrac&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int64&lowbar;t
EvaluateFeeDown(int32&lowbar;t at&lowbar;size) const noexcept;
----

== Return Value

The fee corresponding to at&lowbar;size, rounded towards negative infinity&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *at&lowbar;size*
| The size to evaluate the fee at&period;
|===


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