A type that defines the recursive unwrapping of a type T
such that all nested Option types are unwrapped.
For each nested Option type, if the option is a Some,
it returns the type of its value, otherwise, it returns the provided
fallback type U which defaults to null.
A type that defines the recursive unwrapping of a type
T
such that all nested Option types are unwrapped.For each nested Option type, if the option is a Some, it returns the type of its value, otherwise, it returns the provided fallback type
U
which defaults tonull
.