Function getQueryParamUrl

src/impression.js:330–340

* Helper method to convert an query param array to string * @param {!Array } params * @return {string}

(params)

 * @return {string}
 */
function getQueryParamUrl(params) {
  let url = '';
  for (let i = 0; i < params.length; i++) {
    const param = params[i];
    url +=
      i == 0
        ? `${param}=QUERY_PARAM(${param})`
        : `&${param}=QUERY_PARAM(${param})`;
  }
  return url;
}