摘要：
In a DTD, attributes are declared with an ATTLIST declaration.Declaring AttributesAn attribute declaration has the following syntax:DTD example:XML ex... 阅读全文
摘要：
In a DTD, elements are declared with an ELEMENT declaration.Declaring ElementsIn a DTD, XML elements are declared with an element declaration with the... 阅读全文
摘要：
The main building blocks of both XML and HTML documents are elements.The Building Blocks of XML DocumentsSeen from a DTD point of view（从dtd的角度来看）, all... 阅读全文
摘要：
A Document Type Definition (DTD) defines the legal building blocks of an XML document. It defines the document structure with a list of legal elements... 阅读全文
摘要：
The purpose of a DTD (Document Type Definition) is to define the legal building blocks of an XML document.A DTD defines the document structure with a ... 阅读全文