PKContentVersion Constants that represent versions of PencilKit for backward compatibility. Declarationenum PKContentVersion Mentioned inSupporting backward compatibility for ink types TopicsLatest versionlatestSpecific versionsPKContentVersion.version1PKContentVersion.version2PKContentVersion.version3Enumeration CasesPKContentVersion.version4Initializersinit(rawValue:) RelationshipsConforms ToBitwiseCopyableEquatableHashableRawRepresentableSendableSendableMetatype See AlsoBackward compatibilitySupporting backward compatibility for ink types