[#absl-LogSink-Flush]
= xref:absl.adoc[absl]::xref:absl/LogSink.adoc[LogSink]::Flush
:relfileprefix: ../../
:mrdocs:

Sinks that buffer messages should override this method to flush the buffer and return&period; `Flush` must be thread&hyphen;safe&period;

== Synopsis

Declared in `&lt;absl&sol;log&sol;log&lowbar;sink&period;h&gt;`

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


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