Creates an optional holding a decayed copy of the given value.

Synopsis

Declared in <beman/optional/optional.hpp>

template<
    int = 0,
    class T>
constexpr
optional<std::decay_t<T>>
make_optional(T&& t) noexcept(/* see-below */)
requires std::is_constructible_v<std::decay_t<T>, T>;

Exception specification

This function is potentially-throwing unless std::is_nothrow_constructible_v<optional<std::decay_t<T>>, T>.

Return Value

An engaged optional whose contained value is constructed from t.

Parameters

Name

Description

t

The value to store in the returned optional.

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