返回 body 元素的background属性 - 在线编辑器

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>蜜蜂教程(mifengjc.com)</title>
</head>
<body id="logo" background="/examples/logo.png">

  <script>
    document.write("背景图片是: ")
    document.write(document.getElementById("logo").background);
  </script>

</body>
</html>
​x
 
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>蜜蜂教程(mifengjc.com)</title>
</head>
<body id="logo" background="/examples/logo.png">
​
  <script>
    document.write("背景图片是: ")
    document.write(document.getElementById("logo").background);
  </script>
​
</body>
</html>