---
title: AXUnderlineStyle
framework: Application Services
role: symbol
role_heading: Enumeration
platforms: [macOS 10.4+]
path: applicationservices/axunderlinestyle
---

# AXUnderlineStyle

Values that describe the style of underlining (used with the kAXUnderlineTextAttribute attribute).

## Declaration

```swift
enum AXUnderlineStyle : UInt32, @unchecked Sendable
```

## Topics

### Enumeration Cases

- [AXUnderlineStyle.double](applicationservices/axunderlinestyle/double.md)
- [AXUnderlineStyle.none](applicationservices/axunderlinestyle/none.md)
- [AXUnderlineStyle.single](applicationservices/axunderlinestyle/single.md)
- [AXUnderlineStyle.thick](applicationservices/axunderlinestyle/thick.md)

## Relationships

### Conforms To

- [Sendable](swift/sendable.md)

## See Also

### Related Documentation

- [AXUnderlineStyle](applicationservices/axunderlinestyle.md)