<!--
{
  "documentType" : "article",
  "framework" : "CoreFoundation",
  "identifier" : "/documentation/CoreFoundation/icloud-constants",
  "metadataVersion" : "0.1.0",
  "role" : "collectionGroup",
  "title" : "iCloud Constants"
}
-->

# iCloud Constants

These constants can be used to determining whether a file is stored in the cloud and to obtain information about its status.

## Topics

### Constants

[`let kCFURLIsUbiquitousItemKey: CFString!`](/documentation/CoreFoundation/kCFURLIsUbiquitousItemKey)

A `CFBoolean` value that tells whether the item is synced to the cloud. (read-only)

[`let kCFURLUbiquitousItemHasUnresolvedConflictsKey: CFString!`](/documentation/CoreFoundation/kCFURLUbiquitousItemHasUnresolvedConflictsKey)

A `CFBoolean` value that tells whether the item has conflicts outstanding. (read-only)

[`let kCFURLUbiquitousItemIsDownloadedKey: CFString!`](/documentation/CoreFoundation/kCFURLUbiquitousItemIsDownloadedKey)

A `CFBoolean` value that tells whether there is local data present for the item. (read-only)

[`let kCFURLUbiquitousItemIsDownloadingKey: CFString!`](/documentation/CoreFoundation/kCFURLUbiquitousItemIsDownloadingKey)

A `CFBoolean` value that tells whether data for the item is being downloaded. (read-only)

[`let kCFURLUbiquitousItemIsUploadedKey: CFString!`](/documentation/CoreFoundation/kCFURLUbiquitousItemIsUploadedKey)

A `CFBoolean` value that tells whether there is data present in the cloud for this item. (read-only)

[`let kCFURLUbiquitousItemIsUploadingKey: CFString!`](/documentation/CoreFoundation/kCFURLUbiquitousItemIsUploadingKey)

A `CFBoolean` value that tells whether data for the item is being uploaded. (read-only)

[`let kCFURLUbiquitousItemPercentDownloadedKey: CFString!`](/documentation/CoreFoundation/kCFURLUbiquitousItemPercentDownloadedKey)

[`let kCFURLUbiquitousItemPercentUploadedKey: CFString!`](/documentation/CoreFoundation/kCFURLUbiquitousItemPercentUploadedKey)



---

Copyright &copy; 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)