---
title: secondaryGroupingSize
framework: corefoundation
role: symbol
role_heading: Type Property
path: corefoundation/cfnumberformatterkey/secondarygroupingsize
---

# secondaryGroupingSize

Specifies how often the secondary grouping separator appears, a CFNumber object.

## Declaration

```swift
static let secondaryGroupingSize: CFNumberFormatterKey!
```

## Discussion

Discussion See Creating and Using CFNumberFormatter Objects for more information.

## See Also

### Constants

- [currencyCode](corefoundation/cfnumberformatterkey/currencycode.md)
- [decimalSeparator](corefoundation/cfnumberformatterkey/decimalseparator.md)
- [currencyDecimalSeparator](corefoundation/cfnumberformatterkey/currencydecimalseparator.md)
- [alwaysShowDecimalSeparator](corefoundation/cfnumberformatterkey/alwaysshowdecimalseparator.md)
- [groupingSeparator](corefoundation/cfnumberformatterkey/groupingseparator.md)
- [useGroupingSeparator](corefoundation/cfnumberformatterkey/usegroupingseparator.md)
- [percentSymbol](corefoundation/cfnumberformatterkey/percentsymbol.md)
- [zeroSymbol](corefoundation/cfnumberformatterkey/zerosymbol.md)
- [naNSymbol](corefoundation/cfnumberformatterkey/nansymbol.md)
- [infinitySymbol](corefoundation/cfnumberformatterkey/infinitysymbol.md)
- [minusSign](corefoundation/cfnumberformatterkey/minussign.md)
- [plusSign](corefoundation/cfnumberformatterkey/plussign.md)
- [currencySymbol](corefoundation/cfnumberformatterkey/currencysymbol.md)
- [exponentSymbol](corefoundation/cfnumberformatterkey/exponentsymbol.md)
- [minIntegerDigits](corefoundation/cfnumberformatterkey/minintegerdigits.md)