---
title: "viewWillAppear(_:)"
framework: groupactivities
role: symbol
role_heading: Instance Method
path: "groupactivities/groupactivitysharingcontroller-ybcy/viewwillappear(_:)"
---

# viewWillAppear(_:)

Notifies the view controller that the system is going to add a view to a view hierarchy.

## Declaration

```swift
@MainActor override dynamic func viewWillAppear(_ animated: Bool)
```

## See Also

### Responding to view-related events

- [viewDidLoad()](groupactivities/groupactivitysharingcontroller-ybcy/viewdidload().md)