---
title: didBecomeInactive
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/notificationcenter/messageidentifier/didbecomeinactive
---

# didBecomeInactive

## Declaration

```swift
static var didBecomeInactive: NotificationCenter.BaseMessageIdentifier<AVAudioSession.DidBecomeInactiveMessage> { get }
```