---
title: identifier
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uitab/identifier
---

# identifier

A string identifier for a tab.

## Declaration

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

## Discussion

Discussion Each identifier must be unique across all the tabs managed by a UITabBarController.

## See Also

### Accessing a tab’s appearance

- [title](uikit/uitab/title.md)
- [subtitle](uikit/uitab/subtitle.md)
- [image](uikit/uitab/image.md)
- [badgeValue](uikit/uitab/badgevalue.md)
- [viewController](uikit/uitab/viewcontroller.md)