---
title: collaborationIdentifier
framework: sharedwithyou
role: symbol
role_heading: Instance Property
path: sharedwithyou/swcollaborationhighlight/collaborationidentifier
---

# collaborationIdentifier

A unique identifier that the app hosting the collaboration provides.

## Declaration

```swift
var collaborationIdentifier: String { get }
```

## Discussion

Discussion This identifier is unique across platforms and sharing sessions.

## See Also

### Accessing collaboration attributes

- [contentType](sharedwithyou/swcollaborationhighlight/contenttype.md)
- [creationDate](sharedwithyou/swcollaborationhighlight/creationdate.md)
- [title](sharedwithyou/swcollaborationhighlight/title.md)