<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<style>
.nmsl{
background: red;
}
</style>
<body>
<div id="app">
<ul>
<li v-for="(item,index) in movies" v-on:click="dj(index)" :class="{nmsl:bs[index],line:true}">{{index}}--{{item}}</li>
</ul>
</div>
<script src="../js/vue.js"></script>
<script>
const aoo=new Vue({
el:"#app",
data:{
movies: ['海王','海尔兄弟','火影忍者','死神'],
bs:[false,true,false,false]
},
methods:{
dj:function(n){
console.log(n);
for(let i=0;i<this.bs.length;i++)
{
if(i==n)
{
this.bs[i]=true;
console.log(i+"true");
}
else
{
this.bs[i]=false;
console.log(i+"false");
}
}
},
}
})
</script>
</body>
</html>
求问各路大佬.为什么我点击电影名后不变色
