The Wrox Review If you want to learn XML, this is the book. Extensible Markup Languages is a rapidly maturing technology with powerful real-world applications, particularly for the management, display, and transport of data. Together with its many related technologies, it has become the standard for data and document delivery on the web. Beginning XML is for any developer who is interested in learning to use XML in web, e-commerce, or data storage applications. Some knowledge of mark up, scripting, and/or object oriented programming languages is advantageous, but not essential, as the basis of these techniques is explained as required.