---
title: "key"
description: "The key that was pressed."
type: "property"
---

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


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

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


```kotlin
expect val KeyEvent.key: Key
```


The key that was pressed.



<div class='sourceset sourceset-android'>Android</div>


```kotlin
actual val KeyEvent.key: Key
```


The key that was pressed.



## Code Examples

### KeyEventIsAltPressedSample
```kotlin
@Composable
fun KeyEventIsAltPressedSample() {
    Box(
        Modifier.onKeyEvent {
                if (it.isAltPressed && it.key == Key.A) {
                    println("Alt + A is pressed")
                    true
                } else {
                    false
                }
            }
            .focusable()
    )
}
```