[#BloombergLP-bdlmt-MultipriorityThreadPool-numActiveThreads]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlmt.adoc[bdlmt]::xref:BloombergLP/bdlmt/MultipriorityThreadPool.adoc[MultipriorityThreadPool]::numActiveThreads
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:mrdocs:

Return a snapshot of the number of threads that are actively processing jobs for this multi‐priority thread pool. Note that `0 <= numActiveThreads() <= numThreads()` is an invariant of this class.

== Synopsis

Declared in `<bdlmt_multiprioritythreadpool.h>`

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


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