<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<div id="app">
<div>
<span>
<input type="text" v-model='fname'>
<button @click='add'>添加</button>
<button @click='del'>删除</button>
<button @click='change'>改变</button>
</span>
</div>
<ul>
<li :key='index' v-for='(item,index) in list'>{{item}}</li>
</ul>
</div>
<script type="text/javascript" src="./js/vue.js"></script>
<script>
var vm = new Vue({
el: '#app',
data: {
fname: '',
list: ['apple', 'orange', 'banana']
},
methods: {
add: function() {
this.list.push(this.fname);
},
del: function() {
this.list.pop();
},
change: function() {
this.list = this.list.slice(0, 2);
}
}
})
</script>
</body>
</html>
