本文实例为大家分享了JS实现简单tab选项卡切换的具体代码，供大家参考，具体内容如下
本人在上一篇文章也写了用JS来实现tab选项卡切换效果，但是上次的那个代码比较复杂，这次是简化版的。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Tab效果</title>
<style type="text/css">
ul{
list-style: none;
}
*{
margin: 0;
padding: 0;
}
#tab{
border: 1px solid #ccc;
margin: 20px auto;
width: 403px;
border-top: none;
}
.list ul{
overflow: hidden;
}
.list li{
float: left;
}
.list li{
padding-left: 28px;
padding-right: 28px;
padding-top: 6px;
padding-bottom: 6px;
border: 1px solid #ccc;
background: -moz-linear-gradient(top, #FEFEFE, #EDEDED);
background:-webkit-gradient(linear,left top,left bottom, from(#fefefe), to(#ededed));
border-right: none;
cursor: pointer;
}
#listCon{
height: 100px;
}
#listCon div{
padding:10px;
position:absolute;
opacity:0;
filter:alpha(opacity=0);
}
.list li:first-child{
border-left: none;
}
.list li:hover{
background: #fff;
border-bottom: none;
}
.list li.cur{
background: #fff;
border-bottom: none;
}
#listCon div.cur{
opacity:1;
filter:alpha(opacity=100);
}
</style>
</head>
<body>
<div id="tab">
<div class="list">
<ul>
<li class="cur">许嵩</li>
<li>周杰伦</li>
<li>林俊杰</li>
<li>陈奕迅</li>
</ul>
</div>
<div id="listCon">
<div class="cur">断桥残雪、千百度、幻听、想象之中</div>
<div>红尘客栈、牛仔很忙、给我一首歌的时间、听妈妈的话</div>
<div>被风吹过的夏天、江南、一千年以后</div>
<div>十年、K歌之王、浮夸</div>
</div>
</div>
<script type="text/javascript">
window.onload = function(){
var oDiv = document.getElementById("tab");
var lis = oDiv.getElementsByTagName("li");
var oDivCon = document.getElementById("listCon");
var lisDiv = oDivCon.getElementsByTagName("div");
for(var i=0;i<lis.length;i++){
lis[i].index = i;
lis[i].onmouseover = function(){
show(this.index);
}
}
function show(a){
for(var j=0;j<lis.length;j++){
lis[j].className = "";
lisDiv[j].className = "";
}
lis[a].className = "cur";
lisDiv[a].className = "cur";
}
}
</script>
</body>
</html>
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。