[#beman-optional-optional-03-2constructor-07]
= xref:beman.adoc[beman]::xref:beman/optional.adoc[optional]::xref:beman/optional/optional-03.adoc[optional]::optional
:relfileprefix: ../../../
:mrdocs:

Constructs the value in‐place using the given arguments.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class U,
    class... Args>
constexpr
explicit
optional(
    xref:beman/optional/in_place_t.adoc[in_place_t],
    std::initializer_list<U> il,
    Args...&&... args)
requires std::is_constructible_v<T, std::initializer_list<U>&, Args&&...>;
----


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