Returns a predicate that matches all the objects that were created by any of the provided sources.
- iOS 8.0+
- watchOS 2.0+
A set of sources that have saved data to the HealthKit store.
A predicate that matches all the objects created by any of the provided sources.
Use this convenience method to create a predicate that finds all the objects from a specified set of apps or devices. The following sample uses both the convenience method and a predicate format string to create equivalent predicates.