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HTML Hypertext Markup Language Basic.pptx
- 1.
- 2. What is HTML? HTMLstands for Hypertext Markup Language • It is used to create web pages HTML is not a programming language, but rather a markup language that describes the structure of a web page
- 3. HTML Structure Every HTMLdocument has a large container <html> and two major subcontainers: <head> and <body> The <head> contains information useful behind the scenes, such as CSS formatting instructions and JavaScript code The <body> contains the visible part of the page that is displayed to the user
- 4. HTML Tags HTML isbased on the notion of tags, which are pieces of text inside angle brackets < > Tags typically have a beginning and an end, with text placed inside them For example, a paragraph is denoted by the <p> tag: <p>This is a simple paragraph</p>
- 5. HTML Attributes Tags canbe enhanced by attributes, which are name- value pairs that modify the tag For example, the <img> tag used to embed an image includes attributes like src and alt
- 6. Common HTML Elements Headings:<h1>, <h2>, <h3>, <h4>, <h5> , <h6> Paragraphs: <p> Links: <a> Images: <img> Lists: <ul>, <ol>, <li> Tables: <table>, <tr>, <th>, <td>
- 7. HTML Entities Special characterscan be displayed using HTML entities Each entity begins with an ampersand & followed by a code and a semicolon Examples: < for <, > for >, & for &
- 8. Deprecated HTML Elements SomeHTML elements and techniques are no longer recommended, such as: • Frames (<frame>, <frameset>) • Table-based design for layout • Presentational tags like <font>, <b>, <i>
- 9. Modern HTML Development HTML5is the latest version of HTML, providing new elements and improved semantics CSS is used for styling and layout, keeping HTML focused on structure JavaScript is used for interactivity and dynamic content
- 10. HTML Versions Overview HTML1.0 (1993) • The first version introduced by Tim Berners-Lee. • Provided basic structural elements like headings, paragraphs, lists, and links. • Allowed for the inclusion of inline images but had limited text formatting options.
- 11. HTML Versions Overview HTML2.0 (1995) • Expanded upon HTML 1.0 by adding support for forms and tables. • Became the standard markup language for web development until 1997. • Introduced the <FORM> tag for user input, enhancing interactivity on web pages.
- 12. HTML Versions Overview HTML3.2 (1997) • Introduced by the World Wide Web Consortium (W3C). • Added support for applets, text flow around images, and improved table handling. • Included basic support for Cascading Style Sheets (CSS).
- 13. HTML Versions Overview HTML4.01 (1999) • A major update that included support for multimedia elements and scripting. • Introduced the <DIV> and <SPAN> tags for better layout control. • Allowed the use of frames, enhancing page layout capabilities.
- 14. HTML Versions Overview XHTML(2000) • A reformulation of HTML 4.01 using XML syntax. • Aimed for stricter syntax rules and better compatibility with other web standards. • Enhanced accessibility and parsing by web browsers.
- 15. HTML Versions Overview HTML5(2014) • The latest version, which introduced numerous new elements and attributes. • Improved support for multimedia, including native audio and video embedding. • Emphasized semantic markup and responsive design, making it suitable for modern web applications.