---
title: UINavigationController.Operation.none
framework: uikit
role: symbol
role_heading: Case
path: uikit/uinavigationcontroller/operation/none
---

# UINavigationController.Operation.none

A constant that indicates no operation is taking place.

## Declaration

```swift
case none
```

## See Also

### Constants

- [UINavigationController.Operation.push](uikit/uinavigationcontroller/operation/push.md)
- [UINavigationController.Operation.pop](uikit/uinavigationcontroller/operation/pop.md)