使用Vue中的以下知识点来显示效果
①：v-for：循环遍历数据
②：v-bind:class={ }：绑定样式
③：v-on:click（简写@click）：点击事件
④：v-if：判断
<!DOCTYPE html>
<html>
<head>
<title>点击显示相对应的图片</title>
<style type="text/css">
*{
margin: 0;
padding: 0;
list-style: none;
}
.myul{
display: flex;
}
.myul li{
border: 1px solid orange;
height: 150px;
width: 150px;
flex-direction: row;
text-align: center;
line-height: 150px;
}
.content{
border: 1px solid grey;
height: 350px;
width: 600px;
}
.content img{
height: 350px;
width: 600px;
}
.active{
background: #3A9ffb;
color: white;
}
</style>
</head>
<body>
<div class="app">
<div class="title">
<ul class="myul">
<li v-for="(item,index) in mess" v-bind:class="{ 'active': status === index}" v-on:click="changeImg(index)">
{{item.content}}
</li>
</ul>
</div>
<div class="content">
<img src="img/1.jpg" v-if="status === 0">
<img src="img/2.jpg" v-if="status === 1">
<img src="img/84.jpg" v-if="status === 2">
<img src="img/85.jpg" v-if="status === 3">
</div>
</div>
</body>
</html>
<script src="https://cdn.bootcss.com/vue/2.5.20/vue.js"></script>
<script type="text/javascript">
new Vue({
el:".app",
data:{
status:0, //状态显示
mess:[
{id:0,content:"点击显示图片一"},
{id:1,content:"点击显示图片二"},
{id:2,content:"点击显示图片三"},
{id:3,content:"点击显示图片四"}
]
},
methods:{
changeImg:function(index){
this.status=index;
}
}
})
</script>