Difinition of html & xthml

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Difinition of html & xthml

  1. 1. HTML is a type of text code that tells browsers how to display a page on your screen. This code, sometimes called "markup", uses "tags“ (which, when embedded in a document, allows that document to be read and distributed across the Internet) that instruct a browser to make text a certain size or style, display an image, or link to another page or web site.
  2. 2. Disadvantages Advantages It takes a long time to create a website Easy to create a website It isn't as flexible as other website developers such as Dreamweaver etc. Its plain text so its easy to edit If you want to change one thing as in the house style you have to find all the webpages and edited separately Faster to download because the text is compressible Can be used to present almost about anything on a webpage
  3. 3. <ul><li>XHTML is a version of HTML modified to conform to the XML standard </li></ul><ul><li>Designed to separate content from presentation </li></ul><ul><ul><li>Content in XHTML </li></ul></ul><ul><ul><li>Presentation controlled by Cascading Style Sheets (CSS) </li></ul></ul><ul><li>Extensible – Additional elements can be defined </li></ul><ul><li>XML Compatible – Other XML based languages can be embedded in XHTML documents </li></ul><ul><li>Like a programming language </li></ul><ul><ul><li>Specific syntax to use </li></ul></ul><ul><ul><li>Validates help you get it right </li></ul></ul>
  4. 4. <ul><li>Case is significant </li></ul><ul><li>All elements must have begin tags and end tags <p>Hello</p> </li></ul><ul><li>Empty elements contain their own end tag <br /> </li></ul><ul><li>Attribute values must be enclosed in quotation marks </li></ul><ul><li>XHTML is a new version of HTML that has a valid XML cold. </li></ul><ul><li>XML is the language we can use that style to store any type of data, so XHTML can store data more efficiently than HTML </li></ul>

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