[android-components](../../../index.md) / [mozilla.components.browser.state.action](../../index.md) / [EngineAction](../index.md) / [GoToHistoryIndexAction](index.md) / [index](./--index--.md)

# index

`val index: `[`Int`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/browser/state/src/main/java/mozilla/components/browser/state/action/BrowserAction.kt#L510)