javascript es6 post data via form

postForm.js

function postForm(path, params = {}) {
  const form = document.createElement('form');
  form.setAttribute('method', 'post');
  form.setAttribute('action', path);
  Object.keys(params).forEach((key) => {
    if (params.hasOwnProperty(key)) {
      const hiddenField = document.createElement('input');
      hiddenField.setAttribute('type', 'hidden');
      hiddenField.setAttribute('name', key);
      hiddenField.setAttribute('value', params[key]);

      form.appendChild(hiddenField);
    }
  });

  document.body.appendChild(form);
  form.submit();
}