meta 处理页面缓存

<meta http-equiv="Cache-Control" content="no-cache， no-store, must-revalidate">

<meta http-equiv="Pragma" content="no-cache">

<meta http-equiv="Expires" content="0">

<meta http-equiv="Cache" content="no-cache">

<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, userscalable=no" >