An iterator type that fulfills both ReverseIterable and SizedIterable.
If shims is imported, this will be available for built in types.
type of item yielded by the iterator
Returns the exact count of items in the iterable.
Creates the reverse iterator for this iterable.
An iterator type that fulfills both ReverseIterable and SizedIterable.
If shims is imported, this will be available for built in types.