---
title: unit
framework: appintents
role: symbol
role_heading: Instance Property
path: appintents/intentparameter/unit-3ek73
---

# unit

## Declaration

```swift
final var unit: IntentParameter<Value>.FuelEfficiency? { get }
```

## See Also

### Accessing unit details

- [IntentParameter.FuelEfficiency](appintents/intentparameter/fuelefficiency.md)
- [defaultUnit](appintents/intentparameter/defaultunit-2u2qw.md)
- [supportsNegativeNumbers](appintents/intentparameter/supportsnegativenumbers-6wblf.md)
- [unitAdjustForLocale](appintents/intentparameter/unitadjustforlocale-322mt.md)