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# dropInteraction(_:concludeDrop:)

Tells the delegate the drop activity and its related animations have finished.

```
optional func dropInteraction(_ interaction: UIDropInteraction, concludeDrop session: any UIDropSession)
```

## Parameters

`interaction`

The interaction that called this method.

`session`

The drop session that has finished.

## Discussion

When the interaction calls this method, update the interaction’s view with its post-drop appearance.

---

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