Xml

XML

INTRODUCTION
Extensible Markup Language (XML) is a meta-markup language that provides a format for describing structured data. This facilitates more precise declarations of the content and more meaningful search results across multiple platforms. In addition, XML is enabling a new generation of the web-based data viewing and manipulating applications.
XML you can define an unlimited set of tags. While HTML tags can be used to display a word in bold and italic, XML provides a framework for tagging structured data. An XML element can declare its associated data to be retail price, a sales tax, a book title, the amount of precipitation, or any other desired data. As others adopt throughout an organization’s intranet, and XML tags across the Internet, there will be a corresponding ability to search for and manipulate data regardless of the application within which it is found. Once data has been located, it can be delivered over the wire and presented in a browser such as Internet Explorer in any number of ways, or it can be handled off to other application for further processing and viewing.
XML SYNTAX:
All XML Elements Must Have a Closing Tag:

This is a paragraph

This is another paragraph

XML Tags are Case Sensitive:
XML elements are defined using XML tags.
XML tags are case sensitive. With XML, the tag is different from the tag .
Opening and closing tags must be written with the same case:
This is incorrect
This is correct
XML Elements Must be Properly Nested:
In XML, all elements must be properly nested within each other
This text is bold and italic
XML Documents Must Have a Root Element:
XML documents must contain one element that is the parent of all other...