---
title: decimalSeparator
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/numberformatter/decimalseparator
---

# decimalSeparator

The character the receiver uses as a decimal separator.

## Declaration

```swift
var decimalSeparator: String! { get set }
```

## See Also

### Configuring Separators and Grouping Size

- [groupingSeparator](foundation/numberformatter/groupingseparator.md)
- [usesGroupingSeparator](foundation/numberformatter/usesgroupingseparator.md)
- [thousandSeparator](foundation/numberformatter/thousandseparator.md)
- [hasThousandSeparators](foundation/numberformatter/hasthousandseparators.md)
- [alwaysShowsDecimalSeparator](foundation/numberformatter/alwaysshowsdecimalseparator.md)
- [currencyDecimalSeparator](foundation/numberformatter/currencydecimalseparator.md)
- [groupingSize](foundation/numberformatter/groupingsize.md)
- [secondaryGroupingSize](foundation/numberformatter/secondarygroupingsize.md)