bsl::optional::optional

Create a disengaged optional object if the specified original object is disengaged, and an optional object with the value of original.value().

Synopsis

Declared in <bslstl_optional.h>

template<class t_ANY_TYPE>
constexpr
optional(optional<t_ANY_TYPE> const& original);

Parameters

Name

Description

original

source optional used to initialize this object

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