HTML  Vs  XHTML

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Know the Differences

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What is HTML?

HTML (HyperText Markup Language) is a markup language used for creating and structuring web pages.  It is the foundation for building web pages, with CSS acting as a visual layer on top.

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What is XHTML?

XHTML (Extensible HyperText Markup Language) was created to address compatibility issues that arose as HTML evolved & to make HTML more scalable & extensible for working with data formats like XML.

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Comparison based on Filename Extension

 - HTML files are saved with the extensions- .html and .htm.           - An XHTML file can be saved with the extensions- .xhtml, .xht, .html, .htm, and .xml.

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Comparison based on Parsing

 - Parsing HTML files requires a lenient HTML-specific parser.   - XHTML documents can be parsed using a standard XML parser.

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Comparison based on Root Element

 - HTML standard does not mandate the presence of a root element.   - XHTML must have a root element.

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Comparison based on Structure of Elements

 - There are no defined rules governing the structure of HTML elements.           - XHTML has a set of rules for structuring elements that must be followed.

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Comparison based on Code Structure

 - HTML has a slightly less organized code structure than XHTML.    - XHTML has more organized code structures than HTML.

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Learn about the differences between HTML and XHTML, including their features.