vue循环数组改变点击文字的颜色
人气:0效果图 如下所示
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style type="text/css">
*{
list-style: none;
margin: 0;
padding: 0;
}
.red{
color: red;
}
</style>
</head>
<body>
<div id="app">
<ul>
<li v-for="(item,index) in username" @click="bution(index)" :class="index == colin?'red':''">{{index}}.{{item}}</li>
</ul>
</div>
<script src="../js/vue.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
const obj = {
username:['张三','李四','王五','二麻子'],
colin:-1,
}
const app = new Vue({
el:'#app',
data:obj,
methods:{
bution:function(e){
this.colin = e
}
}
})
</script>
</body>
</html>
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