Detailed explanation of several tab switches-JS Tutorial-php.cn

This article mainly shares several sample codes for tab switching. It has a very good reference value. Let’s take a look with the editor below

1. Move the mouse in and out to switch

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>tab切换</title>
 <style type="text/css">
 * {padding: 0;margin: 0;}
 li {list-style: none;}
 .wrapper {
 margin: 0 auto;
 width: 100%;
 max-width: 1140px;
 }
 .tabbox {
 margin: 40px auto;
 width: 400px;
 height: 200px;
 border: 1px solid #f70;
 overflow: hidden;

 }
 .tabbox .tab-tit{
 position: relative;
 height: 40px;
 }
 ul {
 position: absolute;
 left: -1px;
 width: 401px;
 height: 40px;
 line-height: 40px;
 background-color: #eaeaea;
 }
 ul li {
 float: left;
 border-left: 1px solid #f70;
 border-bottom: 1px solid #f70;
 text-align: center;
 width: 99px;
 height: 40px;
 overflow: hidden;
 }
 .clear {clear: both;}
 .select {
 padding-right: 1px;
 border-bottom: none;
 background-color: #fff;
 }
 a:link, a:visited {
 font-size: 16px;
 font-weight: bold;
 color: #888;
 text-decoration: none;
 }
 .select a {
 color: #333;
 }
 a:hover, a:active {
 color: #f20;
 font-weight: bold;
 }
 .tab-txt {
 width: 400px;
 padding: 40px;
 overflow: hidden;
 }
 .demo {display: none;}
 .tab-txt p {
 line-height: 40px;
 }
 </style>
</head>
<body>
 <p class="wrapper">
 <p id="tabBox" class="tabbox">
 <p id="tabTit" class="tab-tit">
 <ul>
  <li class="select"><a href="javascript:;">女枪</a></li>
  <li><a href="javascript:;">提莫</a></li>
  <li><a href="javascript:;">盖伦</a></li>
  <li><a href="javascript:;">剑圣</a></li>
 </ul>
 </p>
 <!-- <p class="clear"></p> -->
 <p id="tabTxt" class="tab-txt">
 <p class="demo" style="display: block;">
  <p>我有两把枪，一把叫射，另一把叫，啊~</p>
  <p>你有一双迷人的眼睛，我非常喜欢！</p>
 </p>
 <p class="demo">
  <p>我去前面探探路</p>
  <p>提莫队长正在待命！</p>
 </p>
 <p class="demo">
  <p>放马过来吧，你会死的很光荣的！</p>
  <p>快点儿结束吧，我头有点儿转晕了……</p>
 </p>
 <p class="demo">
  <p>我的剑就是你的剑。</p>
  <p>眼睛多，看东西才会更加清楚</p>
 </p>
 </p>
 </p>
 </p>
 <script type="text/javascript">
 function $(id) {
 return typeof id === "string" ? document.getElementById(id) : id;
 }
 window.onload = function() {
 var tits = $("tabTit").getElementsByTagName("li");
 var txts = $("tabTxt").getElementsByClassName("demo");
 if(tits.length != txts.length) {return;}
 for(var i=0,l=tits.length; i<l; i++) {
 tits[i].id = i;
 tits[i].onmouseover = function() {
  for(var j=0; j<l; j++) {
  tits[j].className = "";
  txts[j].style.display = "none";
  }
  this.className = "select";
  txts[this.id].style.display = "block";
 }
 }
 }
 </script>
</body>
</html>

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2. Delayed switching when the mouse moves in and out

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>tab切换之延时切换</title>
 <style type="text/css">
 * {padding: 0;margin: 0;}
 li {list-style: none;}
 .wrapper {
 margin: 0 auto;
 width: 100%;
 max-width: 1140px;
 }
 .tabbox {
 margin: 40px auto;
 width: 400px;
 height: 200px;
 border: 1px solid #f70;
 overflow: hidden;
 }
 .tabbox .tab-tit{
 position: relative;
 height: 40px;
 }
 ul {
 position: absolute;
 left: -1px;
 width: 401px;
 height: 40px;
 line-height: 40px;
 background-color: #eaeaea;
 }
 ul li {
 float: left;
 border-left: 1px solid #f70;
 border-bottom: 1px solid #f70;
 text-align: center;
 width: 99px;
 height: 40px;
 overflow: hidden;
 }
 .clear {clear: both;}
 .select {
 padding-right: 1px;
 border-bottom: none;
 background-color: #fff;
 }
 a:link, a:visited {
 font-size: 16px;
 font-weight: bold;
 color: #888;
 text-decoration: none;
 }
 .select a {
 color: #333;
 }
 a:hover, a:active {
 color: #f20;
 font-weight: bold;
 }
 .tab-txt {
 width: 400px;
 padding: 40px;
 overflow: hidden;
 }
 .demo {display: none;}
 .tab-txt p {
 line-height: 40px;
 }
 </style>
</head>
<body>
 <p class="wrapper">
 <p id="tabBox" class="tabbox">
 <p id="tabTit" class="tab-tit">
 <ul>
  <li class="select"><a href="javascript:;">女枪</a></li>
  <li><a href="javascript:;">提莫</a></li>
  <li><a href="javascript:;">盖伦</a></li>
  <li><a href="javascript:;">剑圣</a></li>
 </ul>
 </p>
 <!-- <p class="clear"></p> -->
 <p id="tabTxt" class="tab-txt">
 <p class="demo" style="display: block;">
  <p>我有两把枪，一把叫射，另一把叫，啊~</p>
  <p>你有一双迷人的眼睛，我非常喜欢！</p>
 </p>
 <p class="demo">
  <p>我去前面探探路</p>
  <p>提莫队长正在待命！</p>
 </p>
 <p class="demo">
  <p>放马过来吧，你会死的很光荣的！</p>
  <p>快点儿结束吧，我头有点儿转晕了……</p>
 </p>
 <p class="demo">
  <p>我的剑就是你的剑。</p>
  <p>眼睛多，看东西才会更加清楚</p>
 </p>
 </p>
 </p>
 </p>
 <script type="text/javascript">
 function $(id) {
 return typeof id === "string" ? document.getElementById(id) : id;
 }
 window.onload = function() {
 var timer = null;
 var tits = $("tabTit").getElementsByTagName("li");
 var txts = $("tabTxt").getElementsByClassName("demo");
 if(tits.length != txts.length) {return;}
 for(var i=0,l=tits.length; i<l; i++) {
 tits[i].id = i;
 tits[i].onmouseover = function() {
  var that = this;
  if(timer) {
  clearTimeout(timer);
  timer = null;
  }
  timer = setTimeout(function() {
  for(var j=0; j<l; j++) {
    tits[j].className = "";
    txts[j].style.display = "none";
  }
  that.className = "select";
  txts[that.id].style.display = "block";
  },500);
 } 
 }
 }
 </script>
</body>
</html>

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3. Tab automatically switches when the mouse moves in Move out and switch immediately

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>tab切换之自动切换</title>
 <style type="text/css">
 * {padding: 0;margin: 0;}
 li {list-style: none;}
 .wrapper {
 margin: 0 auto;
 width: 100%;
 max-width: 1140px;
 }
 .tabbox {
 margin: 40px auto;
 width: 400px;
 height: 200px;
 border: 1px solid #f70;
 overflow: hidden;
 }
 .tabbox .tab-tit{
 position: relative;
 height: 40px;
 }
 ul {
 position: absolute;
 left: -1px;
 width: 401px;
 height: 40px;
 line-height: 40px;
 background-color: #eaeaea;
 }
 ul li {
 float: left;
 border-left: 1px solid #f70;
 border-bottom: 1px solid #f70;
 text-align: center;
 width: 99px;
 height: 40px;
 overflow: hidden;
 }
 .clear {clear: both;}
 .select {
 padding-right: 1px;
 border-bottom: none;
 background-color: #fff;
 }
 a:link, a:visited {
 font-size: 16px;
 font-weight: bold;
 color: #888;
 text-decoration: none;
 }
 .select a {
 color: #333;
 }
 a:hover, a:active {
 color: #f20;
 font-weight: bold;
 }
 .tab-txt {
 width: 400px;
 padding: 40px;
 overflow: hidden;
 }
 .demo {display: none;}
 .tab-txt p {
 line-height: 40px;
 }
 </style>
</head>
<body>
 <p class="wrapper">
 <p id="tabBox" class="tabbox">
 <p id="tabTit" class="tab-tit">
 <ul>
  <li class="select"><a href="javascript:;">女枪</a></li>
  <li><a href="javascript:;">提莫</a></li>
  <li><a href="javascript:;">盖伦</a></li>
  <li><a href="javascript:;">剑圣</a></li>
 </ul>
 </p>
 <!-- <p class="clear"></p> -->
 <p id="tabTxt" class="tab-txt">
 <p class="demo" style="display: block;">
  <p>我有两把枪，一把叫射，另一把叫，啊~</p>
  <p>你有一双迷人的眼睛，我非常喜欢！</p>
 </p>
 <p class="demo">
  <p>我去前面探探路</p>
  <p>提莫队长正在待命！</p>
 </p>
 <p class="demo">
  <p>放马过来吧，你会死的很光荣的！</p>
  <p>快点儿结束吧，我头有点儿转晕了……</p>
 </p>
 <p class="demo">
  <p>我的剑就是你的剑。</p>
  <p>眼睛多，看东西才会更加清楚</p>
 </p>
 </p>
 </p>
 </p>
 <script type="text/javascript">
 function $(id) {
 return typeof id === "string" ? document.getElementById(id) : id;
 }
 window.onload = function() {
 var index = 0;
 var timer = null;
 var tits = $("tabTit").getElementsByTagName("li");
 var txts = $("tabTxt").getElementsByClassName("demo");
 if(tits.length != txts.length) {return;}
 for(var i=0,l=tits.length; i<l; i++) {
 tits[i].id = i;
 tits[i].onmouseover = function() {
  clearInterval(timer);
  styleFun(this.id);
 }
 tits[i].onmouseout = function() {
  timer = setInterval(autoPlay, 2000);
 }
 }
 //在开启定时器的同时清楚定时器并置空
 if(timer) {
 clearInterval(timer);
 timer = null;
 }
 timer = setInterval(autoPlay, 2000);
 function autoPlay() {
 index++;
 if(index >= tits.length) {
  index = 0;
 }
 styleFun(index);
 }
 function styleFun(ele) {
 for(var j=0,m=tits.length; j<m; j++) {
  tits[j].className = "";
  txts[j].style.display = "none";
 }
 tits[ele].className = "select";
 txts[ele].style.display = "block";
 //将鼠标移入移出时的index传给autoPlay;
 index = ele;
 }
 }
 </script>
</body>
</html>

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##4. Advertising column switching example

<!doctype html>
<html lang="en">
 <head>
 <meta charset="UTF-8">
 <title>Document</title>
 <style>
 * {
 margin: 0;
 padding: 0;
 list-style: none;
 }
 .wrap {
 height: 170px;
 width: 490px;
 margin: 20px auto;
 overflow: hidden;
 position: relative;
 margin: 100px auto;
 }
 .wrap ul {
 position: absolute;
 }
 .wrap ul li {
 height: 170px;
 }
 .wrap ol {
 position: absolute;
 right: 5px;
 bottom: 10px;
 }
 .wrap ol li {
 height: 20px;
 width: 20px;
 background: #ccc;
 border: solid 1px #666;
 margin-left: 5px;
 color: #000;
 float: left;
 line-height: center;
 text-align: center;
 cursor: pointer;
 }
 .wrap ol .on {
 background: #E97305;
 color: #fff;
 }
 </style>
 <script type="text/javascript">
 window.onload = function() {
 var wrap = document.getElementById(&#39;wrap&#39;),
  pic = document.getElementById(&#39;pic&#39;),
  piclist = pic.getElementsByTagName(&#39;li&#39;),
  list = document.getElementById(&#39;list&#39;).getElementsByTagName(&#39;li&#39;),
  picheight = 170,
  index = 0,
  timer = null;
 if(piclist.length != list.length) {
  return;
 }
 // 定义并调用自动播放函数
 if(timer) {
  clearInterval(timer);
  timer = null;
 }
 timer = setInterval(picFunc, 2000);
 function picFunc() {
  index++;
  if(index >= piclist.length) {
  index = 0;
  }
  changePic(index);
 }
 // 定义图片切换函数
 function changePic(ele) {
  for(var j = 0, m = piclist.length; j < m; j++) {
  list[j].className = "";
  }
  pic.style.top = -ele * picheight + "px";
  list[ele].className = "on";
  index = ele;
 }
 // 鼠标划过整个容器时停止自动播放
 wrap.onmouseover = function() {
  clearInterval(timer);
  }
  // 鼠标离开整个容器时继续播放至下一张
 wrap.onmouseout = function() {
  timer = setInterval(picFunc, 2000);
  }
  // 遍历所有数字导航实现划过切换至对应的图片
 for(var i = 0, l = list.length; i < l; i++) {
  list[i].id = i;
  list[i].onmouseover = function() {
  changePic(this.id);
  }
 }
 }
 </script>
 </head>
 <body>
 <p class="wrap" id=&#39;wrap&#39;>
 <ul id="pic">
 <li><img src="http://img.mukewang.com/54111cd9000174cd04900170.jpg" alt=""></li>
 <li><img src="http://img.mukewang.com/54111dac000118af04900170.jpg" alt=""></li>
 <li><img src="http://img.mukewang.com/54111d9c0001998204900170.jpg" alt=""></li>
 <li><img src="http://img.mukewang.com/54111d8a0001f41704900170.jpg" alt=""></li>
 <li><img src="http://img.mukewang.com/54111d7d00018ba604900170.jpg" alt=""></li>
 </ul>
 <ol id="list">
 <li class="on">1</li>
 <li>2</li>
 <li>3</li>
 <li>4</li>
 <li>5</li>
 </ol>
 </p>
 </body>
</html>

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