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Example of Deleting Item from Diffable Data Source
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| @objc | |
| private func handleGet(_ sender: UIButton) { | |
| var superview = sender.superview | |
| while superview != nil { | |
| if let cell = superview as? UICollectionViewCell { | |
| guard let indexPath = collectionView.indexPath(for: cell), | |
| let objectIClickedOnto = diffableDataSource.itemIdentifier(for: indexPath) else { return } | |
| var snapshot = diffableDataSource.snapshot() | |
| snapshot.deleteItems([objectIClickedOnto]) | |
| diffableDataSource.apply(snapshot) | |
| break | |
| } | |
| superview = superview?.superview | |
| } | |
| } |
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