---
title: UIPrinterPickerController.CompletionHandler
framework: uikit
role: symbol
role_heading: Type Alias
path: uikit/uiprinterpickercontroller/completionhandler
---

# UIPrinterPickerController.CompletionHandler

The completion handler to execute when dismissing a printer picker controller.

## Declaration

```swift
typealias CompletionHandler = (UIPrinterPickerController, Bool, (any Error)?) -> Void
```

## Discussion

Discussion A printer picker completion handler takes the following parameters: