Important: This documentation is about an older version. It's relevant only to the release noted, many of the features and functions have been updated or replaced. Please view the current version.

Documentation

postDataBuffer()

Open source

postDataBuffer()

Request’s post body in a binary form, if any.

Returns

Type	Description
ArrayBuffer \| null	Returns an `ArrayBuffer` with request’s post data or `null` if no post data.

Example

JavaScript
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 req = res.request();

    const postDataBuffer = req.postDataBuffer();
    console.log(`postDataBuffer: ${postDataBuffer}`); // postDataBuffer: null
  } finally {
    await page.close();
  }
}