---
title: "corners(topLeftRadius:topRightRadius:bottomLeftRadius:bottomRightRadius:)"
framework: appkit
role: symbol
role_heading: Type Method
path: "appkit/nsviewcornerconfiguration/corners(topleftradius:toprightradius:bottomleftradius:bottomrightradius:)"
---

# corners(topLeftRadius:topRightRadius:bottomLeftRadius:bottomRightRadius:)

A configuration with independent radii for each corner.

## Declaration

```swift
class func corners(topLeftRadius: NSViewCornerRadius?, topRightRadius: NSViewCornerRadius?, bottomLeftRadius: NSViewCornerRadius?, bottomRightRadius: NSViewCornerRadius?) -> NSViewCornerConfiguration
```

## Parameters

- `topLeftRadius`: Radius of top left corner.
- `topRightRadius`: Radius of top right corner.
- `bottomLeftRadius`: Radius of bottom left corner.
- `bottomRightRadius`: Radius of bottom right corner.