[#absl-optional_ref-0c-operator_star]
= xref:absl.adoc[absl]::xref:absl/optional_ref-0c.adoc[optional_ref]::operator*
:relfileprefix: ../../
:mrdocs:

Accesses the underlying value; undefined behavior if empty.

== Synopsis

Declared in `<absl/types/optional_ref.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
T&
operator*() const;
----

== Return Value

A reference to the referenced value.


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