原生js实现同页面Tab切换

在这里插入图片描述
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>Tabbed info box</title>
  <style>
      html {
  font-family: sans-serif;
}
a
* {
  box-sizing: border-box;
}

body {
  margin: 0;
}   
.info-box {
  width: 450px;
  height: 400px;
  margin: 0 auto;
}
.info-box ul {
  padding-left: 0;
  margin-top: 0;
}
.info-box li {
  float: left;
  list-style-type: none;
  width: 150px;
}

.info-box li a {
  display: inline-block;
  text-decoration: none;
  width: 100%;
  line-height: 3;
  background-color: red;
  color: black;
  text-align: center;
}
.info-box li a:focus, .info-box li a:hover {
  background-color: #a60000;
  color: white;
}

.info-box li a.active {
  background-color: #a60000;
  color: white;
}
.info-box .panels {
  height: 352px;
  position: relative;
  clear: both;
}
.info-box article {
  position: absolute;
  top: 0;
  left: 0;
  height: 352px;
  padding: 10px;
  color: white;
  background-color: #a60000;
}

.info-box .active-panel {
  z-index: 1;
}
  </style>
</head>
<body>

<section class="info-box">
  <ul>
    <li><a href="#" class="active">Tab 1</a></li>
    <li><a href="#">Tab 2</a></li>
    <li><a href="#">Tab 3</a></li>
  </ul>
  <div class="panels">
    <article class="active-panel">
      <h2>The first tab</h2>

      <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque turpis nibh, porttitor nec venenatis eu, pulvinar in augue. Vestibulum et orci scelerisque, vulputate tellus quis, lobortis dui. Vivamus varius libero at ipsum mattis efficitur ut nec nisl. Nullam eget tincidunt metus. Donec ultrices, urna maximus consequat aliquet, dui neque eleifend lorem, a auctor libero turpis at sem. Aliquam ut porttitor urna. Nulla facilisi.</p>
    </article>
    <article>
      <h2>The second tab</h2>

      <p>This tab hasn't got any Lorem Ipsum in it. But the content isn't very exciting all the same.</p>
    </article>
    <article>
      <h2>The third tab</h2>

      <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque turpis nibh, porttitor nec venenatis eu, pulvinar in augue. And now an ordered list: how exciting!</p>

      <ol>
        <li>dui neque eleifend lorem, a auctor libero turpis at sem.</li>
        <li>Aliquam ut porttitor urna.</li>
        <li>Nulla facilisi</li>
      </ol>
    </article>
  </div>
</section>

<script>
    var tabs = document.querySelectorAll('.info-box li a');
var panels = document.querySelectorAll('.info-box article');

for(i = 0; i < tabs.length; i++) {
  var tab = tabs[i];
  setTabHandler(tab, i);
}

function setTabHandler(tab, tabPos) {
  tab.onclick = function() {
    for(i = 0; i < tabs.length; i++) {
      if(tabs[i].getAttribute('class')) {
        tabs[i].removeAttribute('class');
      }
    }

    tab.setAttribute('class', 'active');

    for(i = 0; i < panels.length; i++) {
      if(panels[i].getAttribute('class')) {
        panels[i].removeAttribute('class');
      }
    }

    panels[tabPos].setAttribute('class', 'active-panel');
  }
}
</script>
  
</body>
</html>
哪天才能学到vue
发布了60 篇原创文章 · 获赞 17 · 访问量 6421
私信关注
原生js实现同页面Tab切换

猜你喜欢
