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request( method, url, [body], [params] )

ParameterTypeDescription
methodstringRequest method (e.g. 'POST'). Must be uppercase.
urlstring /HTTP URLRequest URL (e.g. 'http://example.com').
body (optional)string / object / ArrayBufferRequest body; Objects will be x-www-form-urlencoded encoded.
params (optional)objectParams object containing additional request parameters.

Returns

TypeDescription
ResponseHTTP Response object.

Example

Using http.request() to issue a POST request:

JavaScript 
import http from 'k6/http';

const url = 'https://httpbin.test.k6.io/post';

export default function () {
  const data = { name: 'Bert' };

  // Using a JSON string as body
  let res = http.request('POST', url, JSON.stringify(data), {
    headers: { 'Content-Type': 'application/json' },
  });
  console.log(res.json().json.name); // Bert

  // Using an object as body, the headers will automatically include
  // 'Content-Type: application/x-www-form-urlencoded'.
  res = http.request('POST', url, data);
  console.log(res.json().form.name); // Bert
}