Firebase Docs Reference FirebaseMLVision Framework Reference VisionBarcodeAddressType enum VisionBarcodeAddressType : Int @enum VisionBarcodeAddressType This enum specifies address type. unknown Barcode unknown address type. Declaration Swift case unknown = 0 work Barcode work address type. Declaration Swift case work = 1 home Barcode home address type. Declaration Swift case home = 2 Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated June 20, 2018.