[#BloombergLP-bdld-DatumMutableMapOwningKeysRef-2constructor-00]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::xref:BloombergLP/bdld/DatumMutableMapOwningKeysRef.adoc[DatumMutableMapOwningKeysRef]::DatumMutableMapOwningKeysRef
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:mrdocs:

Create a `DatumMutableMapOwningKeysRef` object.

== Synopsis

Declared in `<bdld_datum.h>`

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