---
title: delegate
framework: passkit
role: symbol
role_heading: Instance Property
path: passkit/pkpaymentauthorizationviewcontroller/delegate
---

# delegate

The view controller’s delegate.

## Declaration

```swift
weak var delegate: (any PKPaymentAuthorizationViewControllerDelegate)? { get set }
```

## Discussion

Discussion The delegate is called at various points in the interaction, such as when the user selects shipping or billing information and when the user authorizes the payment request.

## See Also

### Handling user interactions

- [PKPaymentAuthorizationViewControllerDelegate](passkit/pkpaymentauthorizationviewcontrollerdelegate.md)