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| <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Vue选项卡</title>
<script src="https://cdn.jsdelivr.net/npm/vue"></script>
</head>
<style type="text/css">
.red {
background: red;
}
</style>
<body>
<div id="app">
<!-- v-bind 针对data中的数据进行绑定 -->
<!-- 函数中使用event对象需要在该函数中手动传入event -->
<input
type="button"
v-for="item,i in tabData"
v-bind:value="item.title"
v-bind:class='{red:i===index}'
v-on:click="tabHandle($event,i)"
>
<!-- 代表每一个框 -->
<div
v-for="item,j in tabData"
v-bind:style='{display:j===index?"block":"none"}'
>
<span v-for="option in item.list">
<p>{{option.subTitle}}</p>
</span>
</div>
</div>
</body>
</html>
<script type="text/javascript">
//数据
let tabData = [
{
title:"体育",
list:[
{
subTitle:'体育新闻'
},
{
subTitle:'体育新闻'
},
{
subTitle:'体育新闻'
}
]
},
{
title:"娱乐",
list:[
{
subTitle:'娱乐新闻'
},
{
subTitle:'娱乐新闻'
},
{
subTitle:'娱乐新闻'
}
]
},
{
title:"今日关注",
list:[
{
subTitle:'今日关注'
},
{
subTitle:'今日关注'
},
{
subTitle:'今日关注'
}
]
}
];
console.log(tabData);
new Vue({
el:"#app",
data:{
tabData,
index:0
},
methods:{
tabHandle:function(j,i){
//这里的j就是传入的event对象
console.log(j);
//使用i来进行关联
this.index=i;
}
}
})
</script> |
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