---
title: "isFnDown"
description: "Verifies whether the function key is down."
type: "property"
---

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


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

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


```kotlin
val KeyInjectionScope.isFnDown: Boolean
```


Verifies whether the function key is down.

#### Returns

| | |
| --- | --- |
|  | true if the function key is currently down, false otherwise. |