<!DOCTYPE html>
<html lang="zh">
<head>
<title></title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<script src="https://unpkg.com/vue/dist/vue.js"></script>
<link href="../css/style.css" rel="stylesheet"> </head>
<body>
<div id="myApp">
<h1 v-if="result == 0">成绩未公布</h1>
<h1 v-else-if="result < 60">{{result}}分 - 考试不及格</h1>
<h1 v-else-if="result < 80">{{result}}分 - 还需努力</h1>
<h1 v-else>{{result}}分 - 考得不错，玩游戏吧！</h1>
<button @click="btnClick">考试成绩</button>
</div>
<script>
var myApp = new Vue({
el: '#myApp',
data: {
result: 0
},
methods: {
btnClick: function(){
this.result = Math.round(Math.random() * 100);
},
},
});
</script>
</body>
</html>