Resumes a previously paused animation attached to the object with the specified key.
- iOS 8.0–11.0Deprecated
- macOS 10.9–10.13Deprecated
- Mac Catalyst 13.0–13.0Deprecated
- tvOS 9.0–11.0Deprecated
- watchOS 3.0–4.0Deprecated
A string identifying an attached animation.
This method has no effect if no animation is attached to the object with the specified key or if the specified animation is not currently paused.