# tags A set of strings, with each string specifying a tag used to mark on-demand resources managed by the request. (read-only) ``` var tags: Set { get } ``` ## Discussion This value is read-only value and is set when the resource request is initialized. The value of each tag in the set corresponds to an identifier you created during app development. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)