[#BloombergLP-bdlmt-MultiQueueThreadPool-numElements-0f]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlmt.adoc[bdlmt]::xref:BloombergLP/bdlmt/MultiQueueThreadPool.adoc[MultiQueueThreadPool]::numElements
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`numElements` overloads

== Synopses

Declared in `<bdlmt_multiqueuethreadpool.h>`

Return an instantaneous snapshot of the total number of elements enqueued.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
xref:BloombergLP/bdlmt/MultiQueueThreadPool/numElements-0d.adoc[numElements]() const;
----

[.small]#xref:BloombergLP/bdlmt/MultiQueueThreadPool/numElements-0d.adoc[_» more..._]#

Return an instantaneous snapshot of the number of elements enqueued in the queue associated with the specified `id` as a non‐negative integer, or ‐1 if `id` does not specify a valid queue.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
xref:BloombergLP/bdlmt/MultiQueueThreadPool/numElements-0e.adoc[numElements](int id) const;
----

[.small]#xref:BloombergLP/bdlmt/MultiQueueThreadPool/numElements-0e.adoc[_» more..._]#


[.small]#Created with https://www.mrdocs.com[MrDocs]#