---
title: columnDidResizeNotification
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nstableview/columndidresizenotification
---

# columnDidResizeNotification

Posted whenever a column is resized in an NSTableView object.

## Declaration

```swift
class let columnDidResizeNotification: NSNotification.Name
```

## Discussion

Discussion The notification object is the table view in which a column was resized. The userInfo dictionary contains the following information:  |   |   |  To observe this notification using Swift concurrency, use NSTableView.ColumnDidResizeMessage.

## See Also

### Notifications

- [columnDidMoveNotification](appkit/nstableview/columndidmovenotification.md)
- [selectionDidChangeNotification](appkit/nstableview/selectiondidchangenotification.md)
- [selectionIsChangingNotification](appkit/nstableview/selectionischangingnotification.md)