Returns the value for the derived property identified by a given key path.
SDKs
- iOS 2.0+
- macOS 10.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
Framework
- Foundation
Declaration
func value(forKeyPath keyPath: String) -> Any?
Parameters
keyPathA key path of the form relationship
.property (with one or more relationships); for example “department.name” or “department.manager.lastName”.
Return Value
The value for the derived property identified by key.
Discussion
The default implementation gets the destination object for each relationship using value(for and returns the result of a value(for message to the final object.