[#BloombergLP-bdlcc-Queue-highWaterMark]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlcc.adoc[bdlcc]::xref:BloombergLP/bdlcc/Queue.adoc[Queue]::highWaterMark
:relfileprefix: ../../../
:mrdocs:

Return the high‐water mark value for this queue. Note that a negative value indicates no suggested‐maximum capacity, and is not necessarily the same negative value that was passed to the constructor.

== Synopsis

Declared in `<bdlcc_queue.h>`

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


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