Unicode correct string comparison _is_ tricky, but `s.contains(s)` will always
be true :)
And `s.contains(ss)` with your example strings return false.
Regards, Martin
> Am 08.11.2017 um 09:56 schrieb Quinn The Eskimo! via swift-users
> <swift-users@swift.org>:
>
>
> On 8 Nov 2017, at 08:47, Martin R via swift-users <swift-users@swift.org>
> wrote:
>
>> but apparently only if Foundation is imported.
>
> Which isn’t a huge surprise when you consider how tricky string containment
> is.
>
> import Foundation
>
> // U+00DF LATIN SMALL LETTER SHARP S
>
> let s = "Friedrichstra\u{df}e"
> let ss = "strasse"
> if s.contains(s) {
> print("It's a street!")
> }
>
> Share and Enjoy
> --
> Quinn "The Eskimo!" <http://www.apple.com/developer/>
> Apple Developer Relations, Developer Technical Support, Core OS/Hardware
>
>
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