ThatManK Mobile Article
百度换肤

Category: JS Tutorial: DOM操作 Published: 2026-04-07 13:58 Views: 20 Likes: 0 Comments: 0
百度换肤效果

<!DOCTYPE html>
<html lang="en">
  <head>
    <style>
      * {
        margin: 0;
        padding: 0;
      }

      body {
        background: url(images/1.jpg) no-repeat center top;
      }

      li {
        list-style: none;
      }

      .baidu {
        overflow: hidden;
        margin: 100px auto;
        background-color: #fff;
        width: 410px;
        padding-top: 3px;
      }

      .baidu li {
        float: left;
        margin: 0 1px;
        cursor: pointer;
      }

      .baidu img {
        width: 100px;
      }
    </style>
  </head>

  <body>
    <ul class="baidu">
      <li><img src="images/1.jpg" /></li>
      <li><img src="images/2.jpg" /></li>
      <li><img src="images/3.jpg" /></li>
      <li><img src="images/4.jpg" /></li>
    </ul>

    <script>
      // 1. 获取元素
      var imgs = document.querySelector(".baidu").querySelectorAll("img");

      // 2. 循环注册事件
      for (var i = 0; i < imgs.length; i++) {
        imgs[i].onclick = function () {
          // this.src 就是我们点击图片的路径   images/2.jpg
          // console.log(this.src);
          // 把这个路径 this.src 给body 就可以了
          document.body.style.backgroundImage = "url(" + this.src + ")";
        };
      }
    </script>
  </body>
</html>