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iOS Build a Simple iPhone App with Swift 2.0 Structs as Data Models Finishing Up Our Model

Posted by Garrett Milovich
Garrett Milovich
7,282 Points

ERROR: GKRandomSource is only available on iOS 9.0 or newer

I am getting two errors on the "let randomNumber" line of code, which read:

'GKRandomSource' is only available on iOS 9.0 or newer 'nextIntWithUpperBound' is only available on iOS 9.0 or newer

How do I rectify these mistakes?

Thanks!

Brian Uribe
Brian Uribe
3,488 Points
Brian Uribe
Brian Uribe
3,488 Points

I'm having the same issue. It isn't working.

1 Answer

Hadi Farhat
PLUS
Hadi Farhat
Courses Plus Student 14,136 Points
Hadi Farhat
Hadi Farhat
Courses Plus Student 14,136 Points

You can use the following method : let randomNumber = Int(arc4random_uniform(UInt32(arrayName.count))