[#BloombergLP-bdlb-operator_not_eq-08]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::operator!=
:relfileprefix: ../../
:mrdocs:

Return `true` if the specified `rhs` is not null, and `false` otherwise.

== Synopsis

Declared in `<bdlb_nullablevalueref.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class TYPE>
bool
operator!=(
    xref:bsl/nullopt_t.adoc[bsl::nullopt_t] const&,
    xref:BloombergLP/bdlb/NullableValueRef.adoc[NullableValueRef<TYPE>] const& rhs) noexcept;
----


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