---
title: PreviewPlatform.macOS
framework: swiftui
role: symbol
role_heading: Case
path: swiftui/previewplatform/macos
---

# PreviewPlatform.macOS

Specifies macOS as the preview platform.

## Declaration

```swift
case macOS
```

## See Also

### Getting an operating system

- [PreviewPlatform.iOS](swiftui/previewplatform/ios.md)
- [PreviewPlatform.tvOS](swiftui/previewplatform/tvos.md)
- [PreviewPlatform.watchOS](swiftui/previewplatform/watchos.md)