这些都是老师上课讲的，我只是做个记录，感谢老师的付出
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Insert title here</title>
</head>
<body>
<!--
关于这个中奖
客户只看到1个界面
程序猿要设计两个页面
2个界面都在一个view里面
-->
<div id="myview">
<div v-if="result>0.5">欧皇
<img src="${pageContext.request.contextPath}/img/0Y}Y]MO3IHHD0%O_FA0X1UQ.jpg">
</div>
<div v-else>非洲黑鬼
<img src="${pageContext.request.contextPath}/img/1.gif">
</div>
</div>
</body>
<script src="${pageContext.request.contextPath}/js/vue.js"></script>
<script type="text/javascript">
var model = {result:Math.random()};
var myviewmodel = new Vue({
el:'#myview',
data:model
});
</script>
</html>