如何使页面不被浏览器Cache保留

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-- 技术教程 (http://www.webasp.net/article/)
--- 如何使页面不被浏览器Cache保留 (http://www.webasp.net/article/10/9508.htm)
-- 作者:未知
-- 发布日期: 2004-05-26
方法一
<%
response.setHeader("Cache-Control","no-cache"); //HTTP 1.1
//or response.setHeader("Cache-Control","no-store");//HTTP 1.1
response.setHeader("Pragma","no-cache"); //HTTP 1.0
response.setDateHeader ("Expires", 0); //prevents caching at the proxy server
%>

方法二
import java.text.SimpleDateFormat;
import java.util.Date;

SimpleDateFormat dateFormat = new SimpleDateFormat("EEE, dd MMM yyyy - HH:mm:ss z");
response.setHeader("Expires", dateFormat.format(new Date()));


方法三
<meta http-equiv='Expires' content='-10'>
<meta http-equiv='Pragma' content='No-cache'>
<meta http-equiv='Cache-Control', 'private'>

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