Removing duplicate elements from an array in Swift

Question

I might have an array that looks like the following:

[1, 4, 2, 2, 6, 24, 15, 2, 60, 15, 6]

Or, reall

Answer 1

Swift 3/ Swift 4/ Swift 5

Just one line code to omit Array duplicates without effecting order:

let filteredArr = Array(NSOrderedSet(array: yourArray))