sortedByDescending<K extends Comparable<K> > method
Returns a new set with elements sorted in descending order by the given key
function.
Example:
final set = {'apple', 'banana', 'cherry'};
print(set.sortedByDescending((e) => e.length)); // {banana, cherry, apple}
Implementation
Set<E> sortedByDescending<K extends Comparable<K>>(
K Function(E element) key) {
return sorted((a, b) => key(b).compareTo(key(a)));
}