[swift-users] See documentation comment for discussion

[Maury Markowitz]

On Jun 19, 2016, at 10:45 PM, Marco S Hyman <marc at snafu.org> wrote:
> As for your subscript... in the code "mystring[0...1]” [0...1] is not a Range<Int>, it is a CountableClosedRange<Int>.

But that doesn't explain why it works fine under Swift 2.2, which is the basis of the question.

The change does not appear to be to string itself, but to either 'subscript' or perhaps the method signatures so Range no longer accepts closed ranges?