---
title: allowedUnits
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/bytecountformatstyle/attributed-swift.struct/allowedunits
---

# allowedUnits

The units the format style can use to express the byte count.

## Declaration

```swift
var allowedUnits: ByteCountFormatStyle.Units
```

## See Also

### Accessing style properties

- [spellsOutZero](foundation/bytecountformatstyle/attributed-swift.struct/spellsoutzero.md)
- [includesActualByteCount](foundation/bytecountformatstyle/attributed-swift.struct/includesactualbytecount.md)
- [locale](foundation/bytecountformatstyle/attributed-swift.struct/locale.md)