主要通过v-on香v-bind来实现背景颜色的不断切换。谢谢是zuo业来的,不懂怎么联系一起

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="https://unpkg.com/vue@2.6.14/dist/vue.min.js"></script>
</head>
<body>
<div id="app">
<p v-on:click="changeColor" v-bind:style="pstyle">{{ message }}</p>
</div>
<script>
new Vue({
el: '#app',
data: {
message: '我是p标签',
pstyle:{}
},
methods:{
changeColor:function(){
if(this.pstyle.background!="blue"){
this.pstyle={background:"blue"}
}else{
this.pstyle={}
}
}
}
})
</script>
</body>
</html>