This is documentation for the next version of K6. For the latest stable release, go to the latest version.

Documentation

headerValue(name)

Open source

headerValue(name)

Returns the value of the header matching the name. The name is case insensitive.

Parameter	Type	Description
name	string	Header name to retrieve values for.

Returns

Type	Description
`Promise<string \| null>`	A promise that resolves to the value of the header matching the name, otherwise `null`.

Example

import { browser } from 'k6/browser';

export const options = {
  scenarios: {
    ui: {
      executor: 'shared-iterations',
      options: {
        browser: {
          type: 'chromium',
        },
      },
    },
  },
};

export default async function () {
  const page = await browser.newPage();

  try {
    const res = await page.goto('https://test.k6.io/');

    const headerValue = await res.headerValue('connection');
    console.log(`headerValue: ${headerValue}`); // headerValue: keep-alive
  } finally {
    await page.close();
  }
}