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jsp »º´æ£¬ html »º´æ£¬ ajax»º´æ,½â¾ö·½·¨
url:http://blog.csdn.net/oklzh/archive/2009/08/14/4445722.aspx
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<%
// ½«¹ýÆÚÈÕÆÚÉèÖÃΪһ¸ö¹ýȥʱ¼ä
response.setHeader("Expires", "Sat, 6 May 1995 12:00:00 GMT");
// ÉèÖÃ HTTP/1.1 no-cache Í·
response.setHeader("Cache-Control", "no-store,no-cache,must-revalidate");
// ÉèÖà IE À©Õ¹ HTTP/1.1 no-cache headers£¬ Óû§×Ô¼ºÌí¼Ó
response.addHeader("Cache-Control", "post-check=0, pre-check=0");
// ÉèÖñê×¼ HTTP/1.0 no-cache header.
response.setHeader("Pragma", "no-cache");
%>
<%
// ½«¹ýÆÚÈÕÆÚÉèÖÃΪһ¸ö¹ýȥʱ¼ä
response.setHeader("Expires", "Sat, 6 May 1995 12:00:00 GMT");
// ÉèÖÃ HTTP/1.1 no-cache Í·
response.setHeader("Cache-Control", "no-store,no-cache,must-revalidate");
// ÉèÖà IE À©Õ¹ HTTP/1.1 no-cache headers£¬ Óû§×Ô¼ºÌí¼Ó
response.addHeader("Cache-Control", "post-check=0, pre-check=0");
// ÉèÖñê×¼ HTTP/1.0 no-cache header.
response.setHeader("Pragma", "no-cache");
%>
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2.·ÀÖ¹htmlÒ³Ãæ»º´æ
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<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="pragma" content="no-cache">
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<meta http-equiv="expires" content="0">
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