[#BloombergLP-bdld-DatumMutableArrayRef-2constructor-0a]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::xref:BloombergLP/bdld/DatumMutableArrayRef.adoc[DatumMutableArrayRef]::DatumMutableArrayRef
:relfileprefix: ../../../
:mrdocs:

Create a `DatumMutableArrayRef` object having the specified `data`, `length`, and `capacity`&period;

== Synopsis

Declared in `&lt;bdld&lowbar;datum&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
DatumMutableArrayRef(
    xref:BloombergLP/bdld/Datum.adoc[Datum]* data,
    xref:BloombergLP/bdld/DatumMutableArrayRef/SizeType.adoc[SizeType]* length,
    xref:BloombergLP/bdld/DatumMutableArrayRef/SizeType.adoc[SizeType] capacity);
----


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