---
title: kAXFontSizeKey
framework: Application Services
role: symbol
role_heading: Global Variable
platforms: [macOS 10.4+]
path: applicationservices/kaxfontsizekey
---

# kAXFontSizeKey

Required key of the kAXFontTextAttribute dictionary for the font size in a CFNumberRef.

## Declaration

```swift
var kAXFontSizeKey: Unmanaged<CFString>
```

## Discussion

Discussion