Thursday, 14 March 2013

What is XML and difference between XML and HTML

XML:

               The XML stands for Extansible Markup Language, XML is markup language much like HTML. It is designed to carry data, not to display data. XML was released in the late 90's and has since received a great amount of hype. The XML standard was created by W3C to provide an easy to use and standardized way to store self-describing data. It is a standard for structured text documents developed by the World Wide Web Consortium (W3C). XML can be used to structure text in such a way that it is readable by both humans and machines, and it presents a simple format for the exchange of information across the internet between computers. As such, electronic commerce is the principal application area for XML.
XML is a simplification of the Standard Generalized Markup Language (SGML) which was developed in the 1970s for the large-scale storage of structured text documents.

XML Document:


          An XML document contains a prolog and a body. The prolog consists of an XML declaration, possibly followed by a document type declaration. The body is made up of a single root element, possibly with some comments and processing instructions. An XML document is typically a computer file whose contents meet the requirements laid out in the XML specification. However, XML documents may also be generated "on the fly" by a computer responding to a request from another computer. For instance, an XML document may be dynamically compiled from information contained in a database.

The Difference Between XML and HTML:

XML is not a replacement for HTML.
XML and HTML were designed with different goals:
  • XML was designed to transport and store data, with focus on what data is
  • HTML was designed to display data, with focus on how data looks
HTML is about displaying information, while XML is about carrying information.


 
Author Info:
The primary objective of Sunlight IT is to deliver natural and affordable SEO services. Sunlight It provides natural SEO services which insensibly provide naturally driven traffic. SEO services comprise of thorough keyword research and analysis. It forms a major part in the entire search engine optimization process.


 

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