[#BloombergLP-balb-FileCleanerConfiguration-setMinNumFiles]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balb.adoc[balb]::xref:BloombergLP/balb/FileCleanerConfiguration.adoc[FileCleanerConfiguration]::setMinNumFiles
:relfileprefix: ../../../
:mrdocs:

Set the minimum number of files to keep to the specified `minNumFiles`.

== Synopsis

Declared in `<balb_filecleanerconfiguration.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
setMinNumFiles(int minNumFiles);
----

== Description

The behavior is undefined if `minNumFiles < 0` or `maxNumFiles() < minNumFiles`.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *minNumFiles*
| minimum number of newest matching files to keep
|===


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