Difference between HTML4 and HTML5

You must have heard of HTML or if you are web developer you might have used it, the Hypertext Markup Language which is an essential tool for writing web pages. HTML is a cornerstone technology used by most of the websites across the globe to create visually engaged web pages, user interface for mobile application and user interface or web applications along with JavaScript and CSS.

To create a web page or any website; HTML elements are the building blocks and allow you to embed images, objects in order to create any form interactive. Since there are various versions of HTML, HTML 4 and the latest version is HTML 5.

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HTML 4 is a completed version and provides a complete set of markup on which websites are based today. It was the official recommendation of World Wide Consortium that suggests it as the industry standards for the web; Whereas HTML 5 is the working draft version used for structuring and presenting content on World Wide Web. It is the fifth revision of HTML standard that was finalized and published on October, 2014.

Must visit : Everything You Need To Know About HTTP 2.0

Want to know more about HTML 4 and HTML 5? What is new in HTML 5 as compared to previous version?

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8 Major Differences between HTML4 and HTML5

1. Simplified Syntax

HTML 5 is simple doctype declaration i.e. <!– Doctype html> and you don’t need to write any complex doctype declaration as was in HTML 4. The syntax of HTML 5 is compatible with both HTML 4 and XHTML1 (Extensible Markup Language) but not with SGML.

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2. Web Browser support

HTML 4 is a completed markup language used for creating web pages and thus are compatible with almost all the browser including Google Chrome, Mozilla Firefox, Opera Mini, Internet Explorer, Safari, iOS, Android, Windows and more.

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HTML 5 is not completely standardized and is not supported by all browsers. HTML 5 has the limited web browser support like Internet Explorer, Opera, Mozilla Firefox, Safari and Google Chrome.

3. Multimedia features

HTML 4 make use of external software such as Multimedia Content, Flash, Videos Media Player and sometimes create issues because of compatibility. But the latest version, HTML 5 can directly play or embed videos on your web page without making use of any additional software. It is also capable of playing 8 bit video games.

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4. API ( Application Programming Interface)

HTML has traditional API’s which doesn’t include canvas and content editable APIs while HTML 5 has many new APIs which provides flexibility in web pages. The new API included in HTML 5 are Drag and Drop functionality along with Draggable Attribute, API to enable offline web pages and Editing API along with Global Content Editable Attribute.

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5. Mark up

HTML 5 has acknowledged new web anatomy that provides new tags that is <header> and <footer> elements. HTML 4 was provided with few depreciated tags namely <center> and <font> that has been removed.

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6. Error Handling

HTML 4 was not capable of handling inaccurate syntax while HTML 5 can handle inaccurate syntax. As a web developer if you have write any malformed code then you can correct it later with a valid document. But you have to perform test on various web browser to test malformed code to handle any such type of error.

errHTML 5 is easier and flexible to handle inaccurate syntax. It also mentions the rules related to parsing and lexing.

7. New tags and new features

HTML 4 includes tags that can handle only one dimension but with HTML 5 new features and new tags like local storage has been enhanced. Embedding audio and video files has become easier with tags <audio> and <video>.

8. Better Web Application Features

The goal of HTML 5 is to develop the ability of browser through different application platform like HTML, JavaScript and CSS. So, many elements have been added to this latest version of HTML like <canvas> and local storage variables so that data can be easily expose to user interface. With HTML 5 the web applications has been enhanced to provide you better user experience and also to make them faster for you.