---
title: NumberFormatStyleConfiguration.RoundingRule
framework: foundation
role: symbol
role_heading: Type Alias
path: foundation/numberformatstyleconfiguration/roundingrule
---

# NumberFormatStyleConfiguration.RoundingRule

The type used for rounding rule values.

## Declaration

```swift
typealias RoundingRule = FloatingPointRoundingRule
```

## Discussion

Discussion NumberFormatStyleConfiguration uses the FloatingPointRoundingRule enumeration for rounding rule values.

## See Also

### Specifying Configuration

- [NumberFormatStyleConfiguration.DecimalSeparatorDisplayStrategy](foundation/numberformatstyleconfiguration/decimalseparatordisplaystrategy.md)
- [NumberFormatStyleConfiguration.Grouping](foundation/numberformatstyleconfiguration/grouping.md)
- [NumberFormatStyleConfiguration.Precision](foundation/numberformatstyleconfiguration/precision.md)
- [NumberFormatStyleConfiguration.SignDisplayStrategy](foundation/numberformatstyleconfiguration/signdisplaystrategy.md)
- [NumberFormatStyleConfiguration.Notation](foundation/numberformatstyleconfiguration/notation.md)