The current state of the Smart Card reader slot.
SDKs
- iOS 13.0+
- macOS 10.10+
- Mac Catalyst 13.0+
- tvOS 13.0+
Framework
- Crypto
Token Kit
Declaration
var state: TKSmartDiscussion
Use Key-Value-Observing to be notified for changes to the state. For more information, see Key-Value Observing Programming Guide.