While this does require some basic knowledge of XML -- understanding what an element is and the basic structure of the document -- it still abstracts details about parsing from the programmer.
虽然这确实需要一些 XML 的基础知识（理解元素是什么以及文档的基本结构），但还是对程序员抽象了解析的细节。
For example, the basic data element in a discussion database is an individual's contribution in the form of a document.
例如，讨论数据库中的基本数据元素是个人使用文档形式发表的帖子。
Although the element names have changed, the basic approach to handling an Atom document with SimpleXML is the same as for handling RSS.
虽然元素名称变了，但用SimpleXML处理Atom文档的基本方法和RSS相同。
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