几种tab切换尝试 原生js

<!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;
   100%;
  max- 1140px;
}
.tabbox {
  margin: 40px auto;
   400px;
  height: 200px;
  border: 1px solid #f70;
  overflow: hidden;

}
.tabbox .tab-tit{
  position: relative;
  height: 40px;
}
ul {
  position: absolute;
  left: -1px;
   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;
   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 {
   400px;
  padding: 40px;
  overflow: hidden;
}
.demo {display: none;}
.tab-txt p {
  line-height: 40px;
}

</style>
</head>
<body>
  <div class="wrapper">
    <div id="tabBox" class="tabbox">
      <div 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>
      </div>
<!-- <div class="clear"></div> -->
    <div id="tabTxt" class="tab-txt">
      <div 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>
      </div>
      <div class="demo">
        <p>我去前面探探路</p>
        <p>提莫队长正在待命!</p>
      </div>
      <div 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>
      </div>
      <div 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>
      </div>

    </div>
  </div>

</div>


<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>

原文地址:https://www.cnblogs.com/0liaoyi/p/6372486.html