---
title: cellUpdateHandler
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uitableviewplaceholder/cellupdatehandler
---

# cellUpdateHandler

The block that updates the contents of the placeholder cell.

## Declaration

```swift
var cellUpdateHandler: ((UITableViewCell) -> Void)? { get set }
```

## Discussion

Discussion Specify a block that configures or updates the appearance of your placeholder cell. The table view calls this block when the placeholder cell becomes visible, and at other appropriate times.