chronology of html versions please
Here's a chronology of HTML versions along with key milestones:
-
HTML 1.0 (1993)
- The first version of HTML, created by Tim Berners-Lee.
- Basic structure: headings, paragraphs, and links.
-
HTML 2.0 (1995)
- Standardized the features introduced in HTML 1.0.
- Added basic features like forms, tables, and text controls.
- First official W3C Recommendation.
-
HTML 3.2 (1997)
- Introduced support for scripting languages like JavaScript.
- Added stylesheets and support for tables.
- Deprecated some older attributes like
<font>
.
-
HTML 4.0 (1997)
- Introduced three "flavors" of HTML: Strict, Transitional, and Frameset.
- Supported better separation of content and style using CSS.
- Added support for complex tables and forms.
-
HTML 4.01 (1999)
- Minor update to HTML 4.0 to fix bugs and inconsistencies.
- Remained a dominant standard for years.
-
XHTML 1.0 (2000)
- A reformulation of HTML 4.01 using XML syntax.
- Enforced stricter rules (tags must be closed, lowercase, etc.).
- XHTML 1.1 followed in 2001 with further refinements.
-
HTML5 (2014)
- Introduced major enhancements like native support for audio, video, and canvas elements.
- Improved semantics with tags like
<article>
,<section>
,<nav>
, and<footer>
. - Enhanced support for APIs (e.g., geolocation, local storage).
- Marked the shift towards a more flexible and interactive web.
-
HTML5.1 (2016)
- Added refinements to HTML5, including better accessibility and new attributes.
- Improved features like native form validation and
srcset
for responsive images.
-
HTML5.2 (2017)
- Further refinements to improve security, such as support for Content Security Policy (CSP).
- Added new attributes and better integration for modern web development.
-
HTML Living Standard (Ongoing since 2014)
- HTML is now maintained as a "living standard" by WHATWG.
- Continuous updates, no specific versions anymore.
- Ensures compatibility with evolving web technologies.
Key Notes:
- After HTML5, version numbers have become less relevant as HTML is now continuously updated.
- The Living Standard approach ensures HTML evolves incrementally, without major version releases.
Let me know if you need a deeper dive into any specific version!
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