O'Reilly logo

Sams Teach Yourself XML in 10 Minutes by Andrew H. Watt

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Lesson 4. Valid XML— Document Type Definitions

In this lesson, you will learn what valid XML documents are, why document type definitions for XML documents are needed, and how to write a DTD for XML documents.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required