Is there a reason that Swift array assignment is inconsistent (neither a reference nor a deep copy)?

Question

I\'m reading the documentation and I am constantly shaking my head at some of the design decisions of the language. But the thing that really got me puzzled is how arrays a

Answer 1

I use .copy() for this.

    var a = [1, 2, 3]
    var b = a.copy()
     a[1] = 42