---
title: UIUserInterfaceLayoutDirection
framework: uikit
role: symbol
role_heading: Enumeration
path: uikit/uiuserinterfacelayoutdirection
---

# UIUserInterfaceLayoutDirection

Constants that specify the directional flow of the user interface.

## Declaration

```swift
enum UIUserInterfaceLayoutDirection
```

## Overview

Overview One of these constants is returned by the userInterfaceLayoutDirection property. It indicates the directionality of the language in the user interface of the app.

## Topics

### Constants

- [UIUserInterfaceLayoutDirection.leftToRight](uikit/uiuserinterfacelayoutdirection/lefttoright.md)
- [UIUserInterfaceLayoutDirection.rightToLeft](uikit/uiuserinterfacelayoutdirection/righttoleft.md)

### Initializers

- [init(rawValue:)](uikit/uiuserinterfacelayoutdirection/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Accessing the layout direction

- [userInterfaceLayoutDirection](uikit/uiapplication/userinterfacelayoutdirection.md)