<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>1.引入VUE</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>
</head>
<body>
<div id="app">
<h1>您的成绩评价</h1>
<div>
score: {{score}} {{strResult}}
</div>
<div>
<button @click="btnClick">改变</button>
</div>
</div>
<script>
new Vue({
el: '#app',
data: {
score: 0,
strResult: "",
},
methods: {
btnClick: function() {
this.score = Math.round(Math.random() * 100);
if(this.score < 60)
this.strResult = "不及格";
else if(this.score < 80)
this.strResult = "中等生";
else if(this.score <= 100)
this.strResult = "优秀生";
},
},
})
</script>
</body>
</html>