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std::expected<T,E>::operator->, std::expected<T,E>::operator*

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< cpp‎ | utility‎ | expected
 
 
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T is not cv void
constexpr const T* operator->() const noexcept;
(1) (since C++23)
constexpr T* operator->() noexcept;
(1) (since C++23)
constexpr const T& operator*() const& noexcept;
(2) (since C++23)
constexpr T& operator*() & noexcept;
(2) (since C++23)
constexpr const T&& operator*() const&& noexcept;
(2) (since C++23)
constexpr T&& operator*() && noexcept;
(2) (since C++23)
T is cv void
constexpr void operator*() const noexcept;
(3) (since C++23)

Accesses the expected value contained in *this.

1) Returns a pointer to the contained value.
2) Returns a reference to the contained value.
3) Returns nothing.

The behavior is undefined if this->has_value() is false.

Contents

[edit] Parameters

(none)

[edit] Return value

Pointer or reference to the contained value.

[edit] Example

[edit] See also

(C++23)
returns the expected value
(public member function) [edit]
(C++23)
returns the expected value if present, another value otherwise
(public member function) [edit]
checks whether the object contains an expected value
(public member function) [edit]
(C++23)
returns the unexpected value
(public member function) [edit]