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