NSData.ReadingOptions Options for methods used to read data objects. Declarationstruct ReadingOptions TopicsInitializersinit(rawValue:)ConstantsmappedIfSafeuncachedalwaysMappedLegacy ConstantsdataReadingMappedmappedReaduncachedRead RelationshipsConforms ToBitwiseCopyableEquatableExpressibleByArrayLiteralOptionSetRawRepresentableSendableSendableMetatypeSetAlgebra See AlsoReading Data from a Fileinit(contentsOfFile:)init(contentsOfFile:options:)init(contentsOfMappedFile:)dataWithContentsOfMappedFile(_:)