XML Introduction

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XML is sets of user-defined markup tags which is used to create information format.

What is XML?

  • XML is designed to store and transport data, not to display data like HTML in the web browser.
  • XML is not a programming language.
  • XML is markup language which is derived from Standard Generalized Markup Language (SGML).
  • XML is markup language for documents containing structured information.
  • XML is recommended by W3C, XML Version 1.0 introduced by World Wide Web Consortium (W3C) in 1998.
  • XML is a bridge for data exchange on the Web.
  • XML tags are not predefined, and you can define your tags.
  • XML media type is application/xml and file extension is .xml.

What You Can Do with XML

  • XML is mainly used to transmit data between server and web application. Ex. If you have a client and server and you want data from the server, or want to send data to the server, then you can use XML for this purpose.
  • XML is used to store data.
  • XML also used for the creation of User Interface(UI) layouts in Android.