Serverseitig Cache und Cookies löschen

function deleteAllApplicationCookies() {
  var cookies = GetAllCookies();
  if (!cookies.hasOwnProperty("deleted")) {  
    for (var key in cookies){
      document.cookie = key + '=;expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/;';  
    }
    setCookie('deleted', '1', 365);  
  }
}

function GetAllCookies(){
  var out = {};
  var cookies = document.cookie.split(';');  
  for (var i = 0; i < cookies.length; i++) {
      var cookie = cookies[i].trim();
      var eqPos = cookie.indexOf('=');  
      var name = eqPos > - 1 ? cookie.substr(0, eqPos) : cookie;
      out[name] = cookie.substr(eqPos+1);
    }
  return out;
}

function setCookie(cname, cvalue, exdays) {
  var d = new Date();
  d.setTime(d.getTime() + (exdays * 24 * 60 * 60 * 1000));
  var expires = 'expires=' + d.toUTCString();  
  document.cookie = cname + '=' + cvalue + ';' + expires + ';path=/';  
}

deleteAllApplicationCookies();