设置页面不缓存 no-cache

时间：2021-09-13 08:46:37
html中设置方法

<head>

<META   HTTP-EQUIV="Pragma"   CONTENT="no-cache">

<META   HTTP-EQUIV="Cache-Control"   CONTENT="no-cache">

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

</head>

jsp中设置方法

1.  response.setHeader("Pragma","no-cache");

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

3.  response.setDateHeader("Expires",0);

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