html 标签的添加

html 标签的添加：

PC端：

<meta http-equiv="Cache-Control" content="no-transform" />
<meta http-equiv="Cache-Control" content="no-siteapp" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"/>

移动端：

<meta name="applicable-device" content="mobile" />
<meta http-equiv="Cache-Control" content="no-transform" />
<meta http-equiv="Cache-Control" content="no-siteapp" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"/>

自适应：

<meta name="applicable-device" content="pc,mobile" />
<meta http-equiv="Cache-Control" content="no-transform" />
<meta http-equiv="Cache-Control" content="no-siteapp" />
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<meta name="HandheldFriendly" content="true">