[#BloombergLP-ball-AsyncFileObserver-isStdoutLoggingPrefixEnabled]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/AsyncFileObserver.adoc[AsyncFileObserver]::isStdoutLoggingPrefixEnabled
:relfileprefix: ../../../
:mrdocs:

Return `true` if this async file observer uses the long output format when writing to `stdout`, and `false` otherwise (in which case the default short output format is used). See `enableStdoutLoggingPrefix` and `disableStdoutLoggingPrefix`.

== Synopsis

Declared in `<ball_asyncfileobserver.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
isStdoutLoggingPrefixEnabled() const;
----


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