[#BloombergLP-bdlm-MetricsRegistryRegistrationHandle-isRegistered]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlm.adoc[bdlm]::xref:BloombergLP/bdlm/MetricsRegistryRegistrationHandle.adoc[MetricsRegistryRegistrationHandle]::isRegistered
:relfileprefix: ../../../
:mrdocs:

Return `true` if this handle has an associated registered metrics collection callback&period;

== Synopsis

Declared in `&lt;bdlm&lowbar;metricsregistry&period;h&gt;`

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


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