---
title: "CookieJar.clear(url) | Grafana k6 documentation"
description: "Delete all cookies for the given URL."
---

> For a curated documentation index, see [llms.txt](/llms.txt). For the complete documentation index, see [llms-full.txt](/llms-full.txt).

# CookieJar.clear(url)

Expand table

| Parameter | Type   | Description                        |
|-----------|--------|------------------------------------|
| url       | string | The URL to delete all cookies for. |

### Example

JavaScript ![Copy code to clipboard](/media/images/icons/icon-copy-small-2.svg) Copy

```javascript
import http from 'k6/http';

export default function () {
  http.post('https://quickpizza.grafana.com/api/cookies?one=1&two=2');

  // We'll use QuickPizza's cookie reflection to see what cookies we
  // are actually sending to the server after every change
  let qpResp;
  qpResp = http.get('https://quickpizza.grafana.com/api/cookies');
  console.log(JSON.stringify(qpResp.json().cookies));
  // Will print '{"one":"1","two":"2"}'

  const jar = http.cookieJar(); // get the VU specific jar
  jar.set('https://quickpizza.grafana.com/api/cookies', 'three', '3');
  qpResp = http.get('https://quickpizza.grafana.com/api/cookies');
  console.log(JSON.stringify(qpResp.json().cookies));
  // Will print '{"one":"1","three":"3","two":"2"}'

  jar.delete('https://quickpizza.grafana.com/api/cookies', 'one');
  qpResp = http.get('https://quickpizza.grafana.com/api/cookies');
  console.log(JSON.stringify(qpResp.json().cookies));
  // Will print '{"three":"3","two":"2"}'

  jar.clear('https://quickpizza.grafana.com/api/cookies');
  qpResp = http.get('https://quickpizza.grafana.com/api/cookies');
  console.log(JSON.stringify(qpResp.json().cookies));
  // Will print '{}'
}
```