---
title: isRunning
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avcapturesession/isrunning
---

# isRunning

A Boolean value that indicates whether the capture session is in a running state.

## Declaration

```swift
var isRunning: Bool { get }
```

## Discussion

Discussion This property is key-value observable.

## See Also

### Observing session state

- [isInterrupted](avfoundation/avcapturesession/isinterrupted.md)
- [didStartRunningNotification](avfoundation/avcapturesession/didstartrunningnotification.md)
- [didStopRunningNotification](avfoundation/avcapturesession/didstoprunningnotification.md)
- [wasInterruptedNotification](avfoundation/avcapturesession/wasinterruptednotification.md)
- [interruptionEndedNotification](avfoundation/avcapturesession/interruptionendednotification.md)
- [runtimeErrorNotification](avfoundation/avcapturesession/runtimeerrornotification.md)