[#BloombergLP-bdld-DatumMaker-operator_call-05a]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::xref:BloombergLP/bdld/DatumMaker.adoc[DatumMaker]::operator()
:relfileprefix: ../../../
:mrdocs:

Return a `bdld::Datum` having the specified `value`. Note that where possible, no memory is allocated ‐ array are returned as references. Note that `DatumMapRef` and `DatumIntMapRef` are not supported at the moment.

== Synopsis

Declared in `<bdld_datummaker.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdld/Datum.adoc[bdld::Datum]
operator()(xref:BloombergLP/bslmf/Nil.adoc[bslmf::Nil] const& value) const;
----


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