---
title: identifier
framework: swiftui
role: symbol
role_heading: Instance Property
path: swiftui/nshostingcontroller/identifier
---

# identifier

## Declaration

```swift
@MainActor @preconcurrency override dynamic var identifier: NSUserInterfaceItemIdentifier? { get set }
```

## See Also

### Getting the root view

- [rootView](swiftui/nshostingcontroller/rootview.md)