readAttributeSupportedThreadFeatures(completion:)
Declaration
func readAttributeSupportedThreadFeatures(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeSupportedThreadFeatures() async throws -> NSNumberfunc readAttributeSupportedThreadFeatures(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeSupportedThreadFeatures() async throws -> NSNumber