<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div id="app">
<ul>
<li v-for="(movie,index) in movies" @click="changeLiClass(index)" :class="{checked:index==nowIndex}" >
{{index+movie}}
</li>
</ul>
</div>
</body>
<script src="../vue.js"></script>
<script>
const app = new Vue({
el:"#app",
data:{
nowIndex:0,
movies:[‘蓝猫与淘气‘,‘黑猫与白猫‘,‘进击的巨人‘,‘森林好小子‘]
},
methods:{
changeLiClass(index){
this.nowIndex=index
}
}
})
</script>
<style type="text/css">
.checked {color:greenyellow}
</style>
</html>
Vue实例： 点击循环列表里的某行，改变该行的样式。默认第一行