[#BloombergLP-bdld-DatumArrayRef-cbegin]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::xref:BloombergLP/bdld/DatumArrayRef.adoc[DatumArrayRef]::cbegin
:relfileprefix: ../../../
:mrdocs:

Return an iterator providing non‐modifiable access to the first element of the array this reference object represents; return a past‐the‐end iterator if `size() == 0`.

== Synopsis

Declared in `<bdld_datum.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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xref:BloombergLP/bdld/DatumArrayRef/const_iterator.adoc[DatumArrayRef::const_iterator]
cbegin() const noexcept;
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