14.判断页面是否有w3c声明（document.compatMode）

 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <script LANGUAGE="JavaScript">
 7 if ( document.compatMode=="CSS1Compat" )
 8 alert("本文档添加了W3C的声明")
 9 else
10 alert("本文档未添加W3C的声明")
11 </script>
12 </head>
13 <body>
14 </body>
15 </html>

posted on 2017-02-27 00:20 Sharpest 阅读(127) 评论(0) 收藏举报