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最新推荐文章于 2024-03-23 01:11:24 发布

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最新推荐文章于 2024-03-23 01:11:24 发布

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分类专栏： js 文章标签： servlet javascript html

本文链接：https://blog.youkuaiyun.com/qq_51545524/article/details/126916699

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事件绑定

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
      .baidu{
        overflow: hidden;
        width: 700px;
        margin: 100px auto;
        padding-top: 3px;
        background-color: rgb(244, 244, 247);
      }
      .baidu li{
        float: left;
        margin: 0 1px;
        list-style: none;
        cursor: pointer;
      }
      .baidu img{
        width: 150px;
      
      }
  </style>
</head>
<body>
   <ul class="baidu">
     <li><img src="./images/b01.jpg" alt=""></li>
     <li><img src="./images/b02.jpg"  alt=""></li>
     <li><img src="./images/b03.jpg"  alt=""></li>
     <li><img src="./images/b04.jpg"  alt=""></li>
   </ul>
   <script>
     var images = document.querySelector('.baidu').querySelectorAll('img')
     for (let index = 0; index < images.length; index++) {
      images[index].onclick = function () {
        document.body.style.backgroundImage = 'url('+ this.src +')'
       }
       
     }
   </script>
</body>
</html>