---
title: data
framework: QuickLook UI
role: symbol
role_heading: Instance Property
platforms: [macOS 12.0+]
path: quicklookui/qlpreviewreplyattachment/data
---

# data

The data of the preview attachment.

## Declaration

```swift
var data: Data { get }
```

## See Also

### Inspecting a preview reply attachment

- [contentType](quicklookui/qlpreviewreplyattachment/contenttype.md)