Reads the user’s wheelchair use from the HealthKit store.
- iOS 10.0+
- watchOS 3.0+
On input, a pointer to an error object. If an error occurs, this pointer is set to an actual error object containing information about the error. Specify
nilfor this parameter if you do not want to receive error information.
An object indicating whether the user uses a wheelchair.
If the user has not yet specified their wheelchair use, or if the user has denied your app permission to read the wheelchair use, this method returns