[#CACHE_LIFE]
= CACHE&lowbar;LIFE
:mrdocs:

Maximum age of a cached fee rate estimate before it is considered stale&period;

== Synopsis

Declared in `&lt;policy&sol;fees&sol;mempool&lowbar;estimator&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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constexpr std::chrono::seconds CACHE&lowbar;LIFE = CACHE&lowbar;LIFE&lcub;7&rcub;;
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