std::expected<T,E>:: ~expected

Main template destructor

Destroys the contained value:

• If has_value() is true , destroys the expected value.
• Otherwise, destroys the unexpected value.

This destructor is trivial if std:: is_trivially_destructible_v < T > and std:: is_trivially_destructible_v < E > are both true .

void partial specialization destructor

If has_value() is false , destroys the unexpected value.

This destructor is trivial if std:: is_trivially_destructible_v < E > are both true .

Example