---
title: sizingRule
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uiletterformawareadjusting/sizingrule
---

# sizingRule

The typographic bounds-sizing behavior that handles text with fonts that contain oversize characters.

## Declaration

```swift
var sizingRule: UILetterformAwareSizingRule { get set }
```

## Discussion

Discussion For more information on sizing behaviors, see UILetterformAwareAdjusting.

## See Also

### Sizing the label’s text

- [adjustsFontSizeToFitWidth](uikit/uilabel/adjustsfontsizetofitwidth.md)
- [allowsDefaultTighteningForTruncation](uikit/uilabel/allowsdefaulttighteningfortruncation.md)
- [baselineAdjustment](uikit/uilabel/baselineadjustment.md)
- [minimumScaleFactor](uikit/uilabel/minimumscalefactor.md)
- [numberOfLines](uikit/uilabel/numberoflines.md)