How do you create an immutable array in Swift?

Question

How do I create an immutable array in Swift?

A superficial reading of the docs would suggest you can just do

let myArray = [1,2,3]

Answer 1

Seems to be a bug and to be fixed soon.

Cited from Apple dev forum:

Question:

Inconsistency with let for Array and Dictionary

Final answer:

This is considered to be a bug, not a feature, and will be fixed in a later Beta.
-Chris