Question

How to print the distinct elements of an array in Swift

Answer 1

import Foundation

let array = [3, 5, 9, 1, 7, 8, 1, 9, 0, 3, 9]

let uniqueElements = array.filter { item in
    array.firstIndex(of: item) == array.lastIndex(of: item)
}

print(uniqueElements)



/*
run:

[5, 7, 8, 0]

*/

 

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