In this article, I look at the structure of a Web page from a document Object Model point of view, examining children and parents and adding nodes to and editing nodes within an existing document.
在本文中，我从文档对象模型的角度分析web页面的结构：检查子节点和父节点，以及向现有文档添加并编辑节点。
The properties of the object on the Web page follow.
这一We b页面上的对象属性符合以下条件。
So far you've heard that browsers turn a Web page into an object representation and maybe you've even guessed that the object representation is a DOM tree.
到目前为止，您已经知道浏览器将Web页面转换为对象表示，可能您甚至会猜想，对象表示是dom树。
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