几种防止页面缓存的有效方法
下面提供了asp教程 html jsp教程 php教程 防止页面缓存的处理方法，代码如下
php网页
header("expires:mon,26jul199705:00:00gmt");
header("cache-control:no-cache,must-revalidate");
header("pragma:no-cache");
jsp网页
response.addheader("pragma", "no-cache");
html做法
<meta http-equiv='pragma' content='no-cache'>
<meta http-equiv='cache-control' content='no-cache, must-revalidate'>
<meta http-equiv='expires' content='0'>
<base target="_self">
asp做法
<%
response.buffer = true
response.expiresabsolute = now() - 1
response.expires = 0
response.cachecontrol = "no-cache "
%>
补充：网页制作,设计基础 
