[#BloombergLP-balm-MetricId-2constructor-0a] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balm.adoc[balm]::xref:BloombergLP/balm/MetricId.adoc[MetricId]::MetricId :relfileprefix: ../../../ :mrdocs: Create an invalid metric id. == Synopsis Declared in `<balm_metricid.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- MetricId(); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#