---
title: CPNavigationAlertMinimumDuration
framework: carplay
role: symbol
role_heading: Global Variable
path: carplay/cpnavigationalertminimumduration
---

# CPNavigationAlertMinimumDuration

A constant that defines the minimum amount of time that an alert is visible.

## Declaration

```swift
var CPNavigationAlertMinimumDuration: TimeInterval { get }
```

## Discussion

Discussion The minimum duration is in effect when duration is not zero.

## See Also

### Getting the Alert Duration

- [duration](carplay/cpnavigationalert/duration.md)