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This tutorial belongs to the Swift series
Suppose you have an array in Swift, like this:
let items = [1, 2, 3]and you want to get a random element from it.
The Array type provides the randomElement() method, which returns an optional Element?:
let item = items.randomElement()Lessons in this unit:
| 0: | Introduction |
| 1: | Arrays |
| 2: | Shuffling Arrays |
| 3: | ▶︎ Random Array Items |
| 4: | Dictionaries |
| 5: | Sets |
| 6: | Tuples |