The seed value that determines the random source’s behavior.
- iOS 9.0+
- macOS 10.11+
- Mac Catalyst 13.0+
- tvOS 9.0+
Any two random sources initialized with the same seed value will generate the same sequence of random numbers. To replicate the behavior of an existing
GKLinear instance, read this property and then create a new instance by passing the resulting value to the
For a source of high-entropy seed data, see the