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What are the W3C standards in HTML5

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The W3C standards in HTML5 refer to a series of standards developed by the World Wide Web Consortium, including: 1. Structural standards, which define the structure of a web page to be composed of three parts, including structure, performance and behavior; 2. Standard content , including document type declaration, language encoding, definition of JavaScript and CSS, as well as specific rules such as tag names and tag attribute names must be lowercase.

What are the W3C standards in HTML5

# Operating system for this tutorial: Windows 10 system, Dell G3 computer.

The W3C standards in HTML5 refer to a series of standards developed by the World Wide Web Consortium (W3C). These standards play an important role in HTML5, and they include:

  1. Structure standards: W3C defines the structure of a web page to be composed of three parts, including Structure and Presentation. and behavior.

    • Structural standards mainly include: XHTML, XML, etc.
    • Performance standards mainly include: CSS, etc.
    • Behavioral standards mainly include: W3C DOM, ECMAScript, etc.
  2. Standard content: W3C standard content not only includes document type declaration, language encoding, definition of JavaScript and CSS, but also includes specific rules such as tag names and tag attribute names must be lowercase.

The content of these standards is important to ensure the correctness, accessibility, and interoperability of web pages. By following these standards, developers can create high-quality, easy-to-maintain, and reusable web pages.

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