---
title: nanoseconds
framework: swift
role: symbol
role_heading: Type Property
path: swift/duration/unitsformatstyle/unit/nanoseconds
---

# nanoseconds

The nanoseconds unit, used for formatting a duration.

## Declaration

```swift
static var nanoseconds: Duration.UnitsFormatStyle.Unit { get }
```

## See Also

### Duration units

- [hours](swift/duration/unitsformatstyle/unit/hours.md)
- [minutes](swift/duration/unitsformatstyle/unit/minutes.md)
- [seconds](swift/duration/unitsformatstyle/unit/seconds.md)
- [milliseconds](swift/duration/unitsformatstyle/unit/milliseconds.md)
- [microseconds](swift/duration/unitsformatstyle/unit/microseconds.md)