---
title: duration
framework: gamekit
role: symbol
role_heading: Instance Property
path: gamekit/gkgameactivity/duration
---

# duration

The total time elapsed while in active state.

## Declaration

```swift
var duration: TimeInterval { get }
```

## See Also

### Getting the activity properties

- [startDate](gamekit/gkgameactivity/startdate.md)
- [endDate](gamekit/gkgameactivity/enddate.md)
- [creationDate](gamekit/gkgameactivity/creationdate.md)
- [lastResumeDate](gamekit/gkgameactivity/lastresumedate.md)