---
title: cornerRadius
framework: authenticationservices
role: symbol
role_heading: Instance Property
path: authenticationservices/asauthorizationappleidbutton/cornerradius
---

# cornerRadius

The radius, in points, for the rounded corners on the Apple ID sign-in button.

## Declaration

```swift
var cornerRadius: CGFloat { get set }
```

## See Also

### Styling the Button

- [ASAuthorizationAppleIDButton.Style](authenticationservices/asauthorizationappleidbutton/style.md)
- [ASAuthorizationAppleIDButton.ButtonType](authenticationservices/asauthorizationappleidbutton/buttontype.md)