Create Cookie With Javascript

createCookie.js

function createCookie(name, value, expdays) {
  var date, expires, serializedValue;

  // Set Expiration date in the future
  date = new Date();
  date.setTime(date.getTime() + expdays * 86400000);
  expires = 'expires=' + date.toUTCString();

  // JSON stringify the object
  serializedValue = JSON.stringify(value);
  // Set The Cookie
  document.cookie = name + '=' + serializedValue + ';' + expires + ';path=/';
}