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iOS Closures in Swift First Class Functions Higher Order Functions

Rea Rahhal
PLUS
Rea Rahhal
Courses Plus Student 4,732 Points
Posted by Rea Rahhal
Rea Rahhal
Courses Plus Student 4,732 Points

make sure you are declaring a function named transform lol

really confused....

functions.swift 
// Enter your code below
extension String {
func transform (argument: String -> String) -> String {
    return argument(self)
  }
  }

1 Answer

Steve Hunter
Steve Hunter
57,712 Points
Steve Hunter
Steve Hunter
57,712 Points

Hi there,

If you include the underscore to omit the external label and wrap your first (String) in brackets, your code is fine.

Steve.