---
title: id
framework: paperkit
role: symbol
role_heading: Instance Property
path: paperkit/papermarkup/id
---

# id

The unique identifier of the markup.

## Declaration

```swift
var id: MarkupID<PaperMarkup> { get set }
```

## See Also

### Accessing elements

- [subelements](paperkit/papermarkup/subelements.md)
- [bounds](paperkit/papermarkup/bounds.md)
- [contentsRenderFrame](paperkit/papermarkup/contentsrenderframe.md)
- [featureSet](paperkit/papermarkup/featureset.md)
- [indexableContent](paperkit/papermarkup/indexablecontent.md)
- [backgroundColor](paperkit/papermarkup/backgroundcolor.md)