[#BloombergLP-balm-MetricRegistry-2constructor] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balm.adoc[balm]::xref:BloombergLP/balm/MetricRegistry.adoc[MetricRegistry]::MetricRegistry :relfileprefix: ../../../ :mrdocs: Create an empty metric registry. Optionally specify a `basicAllocator` used to supply memory. If `basicAllocator` is 0, the currently installed default allocator is used. == Synopsis Declared in `<balm_metricregistry.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- MetricRegistry(xref:BloombergLP/bslma/Allocator.adoc[bslma::Allocator]* basicAllocator = 0); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#