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The characteristics and also benefits of XHTML

XHTML is an acronym for Extensible HyperText Markup Language, and it is actually an evolution based upon normal HTML, it’s purpose was also intended to be a way in the direction of inevitable XML migration hence the X component.

Part of the XML class of mark-up languages XHTML files are well formed as a result of mark-up rules and tag rules and therefore may also be parsed by XML parsers, which is unlike HTML which was consistently part of the Standard Generalized Markup Language (SGML).

Prior to checking the benefits of XHTML, it's worth quickly explaining the purpose of SGML, HTML and XML.

SGML is a language for describing markup languages, particularly those found in electronic document exchange, document management, and document publishing. HTML is an instance of a language defined in SGML.

HTML is an SGML (Standard Generalized Markup Language) application conforming to International Standard ISO 8879. HTML is broadly thought to be the common publishing language of the World Wide Web, HTML tags carry semantic meaning and are predefined.

XML is the shorthand name for EXtensible Markup Language. XML is a markup language very similar to HTML and was made to describe info. XML tags aren't predefined. You have to define your own tags in accordance with your needs.

In terms of syntax, it’s also really similar to HTML and pretty much all valid HTML elements are also valid in XHTML, nevertheless there are numerous particular points to note to ensure your HTML document is totally XHTML certified, these points also apply when designing new XHTML documents.

•    You will need to compose a DOCTYPE declaration at the outset of the XHTML document.
•    You ought to create all XHTML tags and attributes in lower case only.
•    You should quote all the attribute values.
•    Attribute minimization is forbidden.
•    The id attribute swaps with the name attribute.
•    The language attribute of the script tag is deprecated.

So now let’s take a look at the functions of XHTML before we look at the benefits.

Firstly, XHTML is definitely an recognized and official W3C standard therefore all internet browsers will be compliant, and features built-in support for XHTML, this could be of significant appeal to web developers.

A valid XHTML document, because it utilises XML syntax and markup, will need to have 1 of 3 DTD’s, this helps to ensure that all the XML data comprised inside the XHTML is valid and also conforms to the correct reasoning and type as defined in the DTD such as correctly closed and nested xml tags.

Finally, XHTML files can also be backward compatible with non XHTML certified internet explorer due to more stringent syntax rules.

This affords the benefits listed below;

Internet pages are more likely to render accurately around numerous browsers including new and old web browsers.

It is additionally easier to maintain, edit, convert and format your document as the need occurs, in the future.

As a result of consistent and nicely organised format of XHTML, your web pages could be parsed and processed easily.

XHTML defines quality standard to your websites and if you comply with thatScience Articles, then your webpages are counted as top quality web pages. The W3C certifies those same pages with their quality seal.

You can find out more information on XML and XHTML by studying tutorials on the internet for example xml tutorials.

Source: Free Articles from ArticlesFactory.com

ABOUT THE AUTHOR


An experienced and noteworthy publisher in the field of semantic markeup languages particularly xml who has written extensively on the subject matter.



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