[#BloombergLP-bdlb-NullableValue_DerivedFromBslOptional]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::NullableValue_DerivedFromBslOptional
:relfileprefix: ../../
:mrdocs:

This component‐private concept is used in the subsequent implementation of the component‐private concept `NullableValue_DerivedFromOptional`.

== Synopsis

Declared in `<bdlb_nullablevalue.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_TYPE>
concept NullableValue_DerivedFromBslOptional = requires (const t_TYPE& t) { optional_acceptsBslOptional(t); };
----


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