Ex tensible M arkup L anguage. X. M. L. ASHIMA KALRA. INDEX…. INTRODUCTION OF XML XML FEATURES XML SYNTAX XML ELEMENTS XML ATTRIBUTES USES OF XML. Introduction. XML was designed to describe data and to focus on what data is. - PowerPoint PPT Presentation
Chapter 2: Introduction to Microprocessor-Based Control
IntroductionXML was designed to describe data and to focus on what data is.
HTML was designed to display data and to focus on how data looks.BACK3In your opening, establish the relevancy of the topic to the audience. Give a brief preview of the presentation and establish value for the listeners. Take into account your audiences interest and expertise in the topic when choosing your vocabulary, examples, and illustrations. Focus on the importance of the topic to your audience, and you will have more attentive listeners.
Features of XMLXML does not DO anything
XML is free and extensible
XML is a complement to HTML
XML is a cross-platform, software and hardware independent tool for transmitting information.
ToveJaniReminderDon't forget me this weekend!
XML Elements are Extensible
ToveJaniDon't forget me this weekend! BACK
XML elements can have attributes.
Quote Styles, "female" or 'female'? BACK
Uses of XMLXML can Separate Data from HTMLWith XML, data is stored outside HTML
XML is used to Exchange DataWith XML, data can be exchanged between incompatible systems
XML and B2BWith XML, financial information can be exchanged over the Internet.BACK
Syntax RulesAll XML elements must have a closing tag
Incorrect This is a paragraph This is another paragraph
Correct This is a paragraph This is another paragraph
XML tags are case sensitive
This is incorrect This is correct
All XML elements must be properly nested
This text is bold and italic All XML documents must have a root element
..... BACKAttribute values must always be quoted
Tove Jani With XML, white space is preserved
Hello my name is Tove,HTML output: Hello my name is Tove,XML output: Hello my name is Tove,Comments in XML
The syntax for writing comments in XML is similar to that of HTML.
To: ToveFrom: Jani Don't forget me this weekend!
2002-08-01ToveJaniReminderDon't forget me this weekend!
Names can contain letters, numbers, and other characters Names must not start with a number or punctuation character
Names must not start with the letters xml (or XML or Xml)
Names cannot contain spaces
BACKIf the attribute value itself contains double quotes it is necessary to use single quotes, like in this example:
If the attribute value itself contains single quotes it is necessary to use double quotes, like in this example:
Uses of XMLXML can be used to Share DataXML provides a software- and hardware-independent way of sharing data
XML can be used to Store DataWith XML, plain text files can be used to store data
Uses of XMLXML can make our Data more UsefulSince XML is independent of hardware, software and application, you can make your data available to other than only standard HTML browsers
XML can be used to Create new LanguagesXML is the mother of WAP and WMLBACKTHANKYOU