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iOS Intermediate Swift 2 Extensions and Protocols Protocol Extensions

Posted by Arthur Sarin
Arthur Sarin
4,032 Points

task is to provide a default implementation for the method through a protocol extension.

In the editor, you've been provided with a protocol, Math, that contains a single requirement - a method that computes the square of a value. Your task is to provide a default implementation for the method through a protocol extension. not work :\

protocols.swift 
protocol Math {
  func square(value: Double) -> Double
}

// Enter your code below

extension Math {
    func square(let value: Double) -> Double {
        return value * value
    }
}
Martin Wildfeuer
Martin Wildfeuer
Courses Plus Student 11,071 Points
Martin Wildfeuer
Martin Wildfeuer
Courses Plus Student 11,071 Points

This code compiles as is and also passes the challenge, doesn't it?