Jsp頁面禁止緩存

-----禁止緩存，這是在Servlet中

//禁止頁面緩存
((HttpServletResponse)response).setHeader("Pragma","No-cache");
((HttpServletResponse)response).setHeader("Cache-Control","no-cache");
//頁面過期設置，0表示已經過期
((HttpServletResponse)response).setHeader("Expires","0");