---
title: kAXDefaultButtonAttribute
framework: applicationservices
role: symbol
role_heading: Global Variable
path: applicationservices/kaxdefaultbuttonattribute
---

# kAXDefaultButtonAttribute

## Declaration

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

## Discussion

Discussion The default button of the window represented by this accessibility object. An accessibility object includes this attribute to help an assistive application easily find a window’s default button, without having to traverse the accessibility hierarchy. This attribute is recommended for all accessibility objects that represent windows that contain a default button.