---
title: sourceTextScaling
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/nsattributedstring/documentattributekey/sourcetextscaling
---

# sourceTextScaling

The text-scaling mode you used when creating the text.

## Declaration

```swift
static let sourceTextScaling: NSAttributedString.DocumentAttributeKey
```

## Discussion

Discussion The value of this property is one of the options of the NSTextScalingType type. Some platforms scale fonts to improve their appearance. Include this attribute to specify the original text-scaling mode you used to create the text.

## See Also

### Getting the font-scaling options

- [textScaling](foundation/nsattributedstring/documentattributekey/textscaling.md)