---
title: UICollectionView.CellRegistration.Handler
framework: uikit
role: symbol
role_heading: Type Alias
path: uikit/uicollectionview/cellregistration/handler
---

# UICollectionView.CellRegistration.Handler

A closure that handles the cell registration and configuration.

## Declaration

```swift
typealias Handler = (Cell, IndexPath, Item) -> Void
```

## Discussion

Discussion The closure takes the following parameters:

## See Also

### Creating a cell registration

- [init(handler:)](uikit/uicollectionview/cellregistration/init(handler:).md)
- [init(cellNib:handler:)](uikit/uicollectionview/cellregistration/init(cellnib:handler:).md)