---
title: NSExpansionAttributeName
framework: uikit
role: symbol
role_heading: Global Variable
path: uikit/nsexpansionattributename
---

# NSExpansionAttributeName

The expansion factor of the text.

## Declaration

```occ
extern NSAttributedStringKey const NSExpansionAttributeName;
```

## Overview

Overview The value of this attribute is an NSNumber object containing a floating point value indicating the log of the expansion factor to be applied to glyphs. The default value is 0, indicating no expansion.

## See Also

### Deprecated keys

- [NSObliquenessAttributeName](uikit/nsobliquenessattributename.md)
- [NSVerticalGlyphFormAttributeName](uikit/nsverticalglyphformattributename.md)