Adds an action to the list of actions executed by the node and schedules the argument block to be run upon completion of the action.
- iOS 7.0+
- macOS 10.9+
- tvOS 9.0+
- watchOS 3.0+
A completion block called when the action completes.
Adds an action to the list of actions executed by the node.
A speed modifier applied to all actions executed by a node and its descendants.
A Boolean value that determines whether actions on the node and its descendants are processed.
Returns a Boolean value that indicates whether the node is executing actions.