---
title: showDetailTargetDidChange
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/notificationcenter/messageidentifier/showdetailtargetdidchange
---

# showDetailTargetDidChange

## Declaration

```swift
static var showDetailTargetDidChange: NotificationCenter.BaseMessageIdentifier<UIViewController.ShowDetailTargetDidChangeMessage> { get }
```

## See Also

### Identifying UIKit view controller messages

- [didBecomeVisible](foundation/notificationcenter/messageidentifier/didbecomevisible.md)
- [didBecomeHidden](foundation/notificationcenter/messageidentifier/didbecomehidden.md)