UICollectionView

class UICollectionView : UIScrollView, UIDataSourceTranslating


                    
                    
                    reload(changes:section:completion:)

Animate reload in a batch update

Swift

public func reload<T: DeepHashable>(
  changes: [Change<T>],
  section: Int = 0,
  completion: @escaping (Bool) -> Void)

`changes`	The changes from diff
`section`	The section that all calculated IndexPath belong
`completion`	Called when operation completes