The predicate used to filter query results.
- iOS 5.0+
- macOS 10.4+
- UIKit for Mac 13.0+Beta
- tvOS 9.0+
- watchOS 2.0+
Setting this property while a query is running stops the query and discards the current results. The receiver immediately starts a new query.
An array of objects that define the query’s scope.
This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.Learn more about using Apple's beta software