<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<script src="https://cdn.jsdelivr.net/npm/vue@2.5.17/dist/vue.js"></script>
</head>
<body>
<div id="demo">
<!-- component vue提供的固定标签 动态绑定thisView -->
<component :is="thisView"></component>
<!-- 点击按钮 并传参数 -->
<button @click="handle('A')">1</button>
<button @click="handle('B')">2</button>
<button @click="handle('C')">3</button>
<button @click="handle('D')">4</button>
</div>
<script>
//定义组件
Vue.component('compA',{
template:'<div>上上上上上上上上</div>'
})
Vue.component('compB',{
template:'<div>下下下下下下下下</div>'
})
Vue.component('compC',{
template:'<div>左左左左左左左左</div>'
})
Vue.component('compD',{
template:'<div>右右右右右右右右</div>'
})
var app = new Vue({
el: '#demo',
data: {
thisView:'compA'
},
methods:{
handle:function(value){
// 设置thisView的值 并实现效果
this.thisView='comp'+value
}
}
})
</script>
</body>
</html>
