html:
<body>
<div id="app" class="box">
<ul class="tabs clearfix">
<li v-for="(tab,index) in tabsName">
<a href="#" class="tab-link" @click="tabsSwitch(index)" v-bind:class="{active:tab.isActive}">{{tab.name}}</a>
</li>
</ul>
<div class="cards">
<div class="tab-card" style="display: block;">这里是HTML教程</div>
<div class="tab-card">欢迎来到CSS模块</div>
<div class="tab-card">嗨，这里是Vue</div>
</div>
</div>
</body>
js:
export default {
data() {
tabsName: [{
name: "HTML",
isActive: true
}, {
name: "CSS",
isActive: false
}, {
name: "Vue",
isActive: false
}],
active: false
},
methods: {
tabsSwitch: function(tabIndex) {
var tabCardCollection = document.querySelectorAll(".tab-card"),
len = tabCardCollection.length;
for(var i = 0; i < len; i++) {
tabCardCollection[i].style.display = "none";
this.tabsName[i].isActive = false;
}
this.tabsName[tabIndex].isActive = true;
tabCardCollection[tabIndex].style.display = "block";
}
}
}
css:
<style>
* {
padding: 0;
margin: 0;
}
.box {
width: 800px;
height: 200px;
margin: 0 auto;
border: 1px solid #000;
}
.tabs li {
float: left;
margin-right: 8px;
list-style: none;
}
.tabs .tab-link {
display: block;
width: 250px;
height: 49px;
text-align: center;
line-height: 49px;
background-color: #5597B4;
color: #fff;
text-decoration: none;
}
.tabs .tab-link.active {
height: 47px;
border-bottom: 2px solid #E35885;
transition: .3s;
}
.cards {
float: left;
}
.cards .tab-card {
display: none;
}
.clearfix:after {
content: "";
display: block;
height: 0;
clear: both;
}
.clearfix {
zoom: 1;
}
</style>
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