SWIFT

Swift Closure That Returns Value

// closure definition
var findSquare = { (num: Int) -> (Int) in
  var square = num * num
  return square
}

// closure call
var result = findSquare(3)

print("Square:",result)

swift returning values rom a closure

let driving = { (place: String) -> String in 
return "Im goin to (place) in my car"
    
}

let message = driving("london")


use   -> String    and then add return "  "