---
title: NSCollectionView.DropOperation.before
framework: appkit
role: symbol
role_heading: Case
path: appkit/nscollectionview/dropoperation/before
---

# NSCollectionView.DropOperation.before

The drop occurs before the collection view item to which the item was dragged.

## Declaration

```swift
case before
```

## See Also

### Constants

- [NSCollectionView.DropOperation.on](appkit/nscollectionview/dropoperation/on.md)