【摘要】 本文介绍了从HTML到XML的发展以及XML所用的DTD文法的不足。W 3C正在制定新的文档类型说明语言XMLSchema ,基于目前的一个XMLSchemar建议版本SOX来描述UML与XMLSchema之间的对应。并说明了一种用UML来设计XMLSchema的图形方法更多还原

【Abstract】 In this paper, we introduce the development from HTML to XML, and the defect of DTD now used by XML. W3C are taking activity to make up new document type definition. We layout a mapping from XML into UML through XML Schema. We also provide a graphical way of design XML Schema with UML.更多还原