[#beman-optional-optional-06-operator_assign-04]
= xref:beman.adoc[beman]::xref:beman/optional.adoc[optional]::xref:beman/optional/optional-06.adoc[optional<T&>]::operator=
:relfileprefix: ../../../
:mrdocs:

Assignment operator.

== Synopsis

Declared in `<beman/optional/optional.hpp>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
constexpr
xref:beman/optional/optional-06.adoc[optional]&
operator=(xref:beman/optional/optional-06.adoc[optional] const& rhs) noexcept = default;
----

== Description

If `rhs` has a value, assigns it to the contained value. Otherwise resets the contained value in `*this`.

== Return Value

optional&

== Parameters

[cols="1,4"]
|===
|Name|Description

| *rhs*
| The value to assign.
|===


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