| 范文 | 代码如下:
 >
 HTML网页
 <META HTTP-EQUIV="pragma" CONTENT="no-cache">
 <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
 <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
 或者<META HTTP-EQUIV="expires" CONTENT="0">
 ASP网页
 Response.Expires = -1
 Response.ExpiresAbsolute = Now() - 1
 Response.cachecontrol = "no-cache"
 PHP网页
 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
 header("Cache-Control: no-cache, must-revalidate");
 header("Pragma: no-cache");
 JSP网页
 response.setHeader("Pragma", "No-cache");
 response.setHeader("Cache-Control", "no-cache");
 response.setDateHeader("Expires", 1);
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