---
title: "FloatingActionButtonElevation"
description: "Represents the elevation for a floating action button in different states.

See [FloatingActionButtonDefaults.elevation] for the default elevation used in a
[FloatingActionButton] and [ExtendedFloatingActionButton]."
type: "interface"
---

<div class='type'>Interface</div>


<a id='references'></a>

<div class='sourceset sourceset-common'>Common</div>



```kotlin
interface FloatingActionButtonElevation
```


Represents the elevation for a floating action button in different states.

See `FloatingActionButtonDefaults.elevation` for the default elevation used in a
`FloatingActionButton` and `ExtendedFloatingActionButton`.


## Functions

```kotlin
@Composable fun elevation(interactionSource: InteractionSource): State<Dp>
```


Represents the elevation used in a floating action button, depending on `interactionSource`.

#### Parameters

| | |
| --- | --- |
| interactionSource | the `InteractionSource` for this floating action button |