NSArray with NSPredicate using NOT IN

Question

I have an NSArray that I want to filter out certain objects using an NSPredicate, I was hoping I could use NOT IN since I saw that I can easily do an IN.

So I have m

Answer 1

What about NOT (CategoryID IN %@)?

Answer 2

How about using NONE?

[NSPredicate predicateWithFormat:@"NONE CategoryID IN %@", parentIDs];