Converting URL query parameters to object in javascript.

queryParamsToObject.js

let search = location.search.substring(1), urlParams;

urlParams = JSON.parse(
  '{"' + search.replace(/&/g, '","').replace(/=/g, '":"') + '"}',
   function (key, value) {
      return key === "" ? value : decodeURIComponent(value);
   }
);