Netscape's blink element and Microsoft 's marquee element were omitted due to a mutual agreement between the two companies. December 18, HTML 4. It offers three variations:
This specification is one of a family of related specifications that compose EPUB 3, the third major revision of an interchange and delivery format for digital publications based on XML and Web Standards.
It is meant to be read and understood in concert with the other specifications that make up EPUB 3: The Overview should be read first. This specification supersedes Open Package Format 2. Refer to [ EPUB3Changes ] for information on differences between this specification and its predecessor.
Publication Resource A resource that contains content or instructions that contribute to the logic and rendering of the EPUB Publication. In the absence of this resource, the Publication might not render as intended by the Author.
With the exception of the Package Document itself, Publication Resources must be listed in the manifest and must be bundled in the EPUB container file unless specified otherwise in Publication Resource Locations. Examples of resources that are not Publication Resources include those identified by the Package Document link element and those identified in outbound hyperlinks that resolve outside the EPUB Container e.
A Foreign Resource requires at least one fallback, as defined in Restrictions and Fallbacks. Refer to Publication Resources for more information.
Manifestation The digital or physical embodiment of a work of intellectual content. Changes to the content such as significant revision, abridgement, translation, or the realization of the content in a different digital or physical form result in a new manifestation. There may be many individual but identical copies of a manifestation, termed 'instances' or 'items'.
The ISBN is an example of a manifestation identifier, and is shared by all instances of that manifestation. All instances of a manifestation need not be bit-for-bit identical, as minor corrections or revisions are not judged to create a new manifestation or work. The Unique Identifier may be shared by one or many Manifestation s of the same work that conform to the EPUB standard and embody the same content, where the differences between the Manifestations are limited to those changes that take account of differences between EPUB Reading System s and which themselves may require changes in the ISBN.
However, significant revision, abridgement, etc.
Package Identifier The Package Identifier allows any instance of an EPUB Publication to be compared against another to determine if they are identical, different versions of the same Manifestationor unrelated. Refer to Package Identifier for more information. Refer to manifest for more information.
Refer to spine for more information. Author The person s or organization responsible for the creation of an EPUB Publicationwhich is not necessarily the creator of the content and resources it contains. All sections of this specification are normative except where identified by the informative status label "This section is informative".
The application of informative status to sections and appendices applies to all child content and subsections they may contain. All examples in this specification are informative. Conformance requirements particular to specific Publication Resource s and processing contexts are located in the specifications referenced herein.A lot has changed in the world of web development in the last few years.
With new formatting options, social media advertisements, and search engine optimization (SEO) techniques, making a site “friendly” can be a complicated process.
CSS is independent of HTML and can be used with any XML-based markup language.
|HTML - Wikipedia||It was developed for describing data. You will have to create tags according to your needs.|
|Why XHTML?||Applications for the Microsoft. Apple has an implementation of a registry based on XML.|
|XML Introduction||Standards Standards W3C standards define an Open Web Platform for application development that has the unprecedented potential to enable developers to build rich interactive experiences, powered by vast data stores, that are available on any device.|
The separation of HTML from CSS makes it easier to maintain sites, share style sheets across pages, and tailor pages to different environments. 1 About the GNU Coding Standards.
The GNU Coding Standards were written by Richard Stallman and other GNU Project volunteers. Their purpose is to make the GNU . XHTML is HTML written as XML. Today's market consists of different browser technologies.
Some browsers run on computers, and some browsers run on mobile phones or other small devices. Smaller devices often lack the resources or power to interpret "bad" markup. XML is a markup language where. HTML versus XML. The most salient difference between HTML and XML is that HTML describes presentation and XML describes content.
An HTML document rendered in a web browser is human readable.