Beginner
Swift
Q28 / 100
What are where clauses in Swift generics?
Correct! Well done.
Incorrect.
The correct answer is B) Constraints on generic type parameters: func f<T: Comparable>() where T: Hashable
B
Correct Answer
Constraints on generic type parameters: func f<T: Comparable>() where T: Hashable
Explanation
where clauses add extra type constraints. extension Array where Element: Equatable adds methods only when Element conforms to Equatable.
Progress
28/100