[#BloombergLP-ball-FileObserver-disableStdoutLoggingPrefix]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/FileObserver.adoc[FileObserver]::disableStdoutLoggingPrefix
:relfileprefix: ../../../
:mrdocs:

Disable the long output format when logging to `stdout`&period;

== Synopsis

Declared in `&lt;ball&lowbar;fileobserver&period;h&gt;`

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

== Description

Disable this file observer from using the long output format when logging to `stdout`&period; Henceforth, this file observer will use the default short output format (&quot;n%s %f&colon;%l %c %m %un&quot;) when logging to `stdout`&period; This method has no effect if the long output format for `stdout` logging is not enabled&period; Note that this method omits the &quot;%d %p&colon;%t &quot; prefix from the default long output format&period;


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