设置背景图像 - 在线编辑器

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>蜜蜂教程(mifengjc.com)</title>
  <script>
    function displayResult() {
      document.body.style.backgroundColor = "#f3f3f3";
      document.body.style.backgroundImage = "url(" / examples / img_tree.png ")";
    }
  </script>
</head>
<body>

  <h1>Hello World!</h1>
  <br>
  <button type="button" onclick="displayResult()">设置背景图片</button>

</body>
</html>
​x
 
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>蜜蜂教程(mifengjc.com)</title>
  <script>
    function displayResult() {
      document.body.style.backgroundColor = "#f3f3f3";
      document.body.style.backgroundImage = "url(" / examples / img_tree.png ")";
    }
  </script>
</head>
<body>
​
  <h1>Hello World!</h1>
  <br>
  <button type="button" onclick="displayResult()">设置背景图片</button>
​
</body>
</html>