---
title: "up(key) | Grafana k6 documentation"
description: "Dispatches a `keyup` event. This is useful for simulating releasing a key."
---

# up(key)

Dispatches a `keyup` event. This is useful for simulating releasing a key.

Expand table

| Parameter | Type   | Description                                  |
|-----------|--------|----------------------------------------------|
| key       | string | Name of the key to release, such as `Enter`. |

### Returns

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| Type            | Description                                                         |
|-----------------|---------------------------------------------------------------------|
| `Promise<void>` | A Promise that fulfills when the `keyup` event has been dispatched. |