DTD Tutorial

The role of DTD (Document Type Definition) is to define the valid building blocks of XML documents.

It uses a series of valid elements to define the document structure.

Start Learning DTD !

Content Directory

DTD Introduction
An introduction to XML DTD and the reasons for using it.
DTD - XML Building Module
XML building modules that can be defined in DTD.
DTD Element
How to use DTD to define the valid elements of an XML document.
DTD Attribute
How to use DTD to define the valid attributes of XML elements.
DTD Entity
How to use DTD to define XML entities.
DTD Validation
How to check DTD errors when loading an XML document.
DTD Example
Some real DTD examples.
DTD Summary
This article includes a summary of the content learned in this tutorial, as well as the next content we recommend you learn.