[#CTxMemPool-delta_info-modified_fee]
= xref:CTxMemPool.adoc[CTxMemPool]::xref:CTxMemPool/delta_info.adoc[delta&lowbar;info]::modified&lowbar;fee
:relfileprefix: ../../
:mrdocs:

The modified fee (base fee &plus; delta) of this entry&period; Only present if in&lowbar;mempool&equals;true&period;

== Synopsis

Declared in `&lt;txmempool&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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std::optional&lt;CAmount&gt; modified&lowbar;fee;
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