---
title: "NavBackStackEntryInfo"
description: "Snapshot of a back stack entry in a androidx.navigation.NavController."
type: "class"
lastmod: "2026-07-30T07:35:58.443942Z"
---
## API Reference

> Source set: Common

```kotlin
public class NavBackStackEntryInfo(public val visibleEntry: NavBackStackEntry? = null) :
    NavigationEventInfo()
```

Snapshot of a back stack entry in a `androidx.navigation.NavController`.

Provides context for navigation transition animations such as predictive back.

#### Parameters

| | |
| --- | --- |
| visibleEntry | back stack entry associated with this snapshot |