Html+Asp+Php+Jsp:4种语言禁止浏览器缓存页面的方法

HTTP:

<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">

<META HTTP-EQUIV="expires" CONTENT="0">

ASP

response.expires=0

response.addHeader("pragma","no-cache")

response.addHeader("Cache-Control","no-cache, must-revalidate")

PHP

header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");

header("Cache-Control: no-cache, must-revalidate");

header("Pragma: no-cache");

JSP：

response.addHeader("Cache-Control", "no-cache");

response.addHeader("Expires", "Thu, 01 Jan 1970 00:00:01 GMT");