标签：onload reac charset doctype html methods utf-8 lists false
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>实现二级菜单Vue</title>
<script src="vue.min.js"></script>
<style>
</style>
</head>
<body>
<div id="my">
<ul>
<li v-for="item in lists">
<a @click="show(item)">{{item.name}}</a>
<ul v-show="item.isShow">
<li v-for="sub in item.sub">
{{sub.name}}
</li>
</ul>
</li>
</ul>
</div>
<script>
window.onload=function(){
new Vue({
el:‘#my‘,
data:{
lists:[
{
name:‘流行‘,
isShow:false,
sub:[{name:‘就‘},{name:‘是‘}]
},
{
name:‘流行1‘,
isShow:true,
sub:[{name:‘就1‘},{name:‘是1‘}]
}
]
},
methods:{
show:function(v){
this.lists.forEach(function(item){
item.isShow=false;
});
v.isShow=!v.isShow
}
}
})
}
</script>
</body>
</html>标签：onload reac charset doctype html methods utf-8 lists false
原文地址：https://www.cnblogs.com/yaomengli/p/10232355.html
