std::experimental::make_optional
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< cpp | experimental | optional
Defined in header <experimental/optional>
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template< class T > constexpr optional<typename std::decay<T>::type> |
(library fundamentals TS) | |
Creates an optional object from value
. Effectively calls
optional<typename std::decay<T>::type>(std::forward<T>(value))
Contents |
[edit] Parameters
value | - | the value to construct optional object with |
[edit] Return value
An optional object with value
as the contained value.
[edit] Exceptions
Throws any exception thrown by the constructor of T
.
[edit] See also
constructs the optional object (public member function) |