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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.

Documentationbreadcrumb arrow Grafana k6breadcrumb arrow JavaScript APIbreadcrumb arrow k6/browserbreadcrumb arrow Requestbreadcrumb arrow postDataBuffer()
Open source

postDataBuffer()

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

Returns

TypeDescription
ArrayBuffer | nullReturns 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();
  }
}