std::bad_optional_access
Defined in header <optional>
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class bad_optional_access; |
(since C++17) | |
Defines a type of object to be thrown by std::optional::value when accessing an optional object that does not contain a value.
Inheritance diagram
Member functions
(constructor) |
constructs the exception object (public member function) |
Inherited from std::exception
Member functions
[virtual] |
destroys the exception object (virtual public member function of std::exception ) |
[virtual] |
returns an explanatory string (virtual public member function of std::exception ) |