Sunday, March 29, 2015

How to shuffle an array in Swift

4-2-2015 This was imported over from my blog that's now been closed down.

Had the challenge and time limit put to me the other day so here’s my working solution:
func shuffleArray(array: [Int]) -> [Int] {
    var tempArray = array
    for index in 0...array.count - 1 {
        let randomNumber = arc4random_uniform(UInt32(myArray.count - 1))
        let randomIndex = Int(randomNumber)
        tempArray[randomIndex] = array[index]
    return tempArray



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