PRESENTATION ON PRESENTED BY : HARPREET SINGH SHIVANI GAUTAM SHWETA ASTHA DHAWAN
Introduction What is HTML? Hyper Text Markup Language. Basic building-blocks of WebPages. Allows images and objects to be embedded and can be used to create interactive forms.
History 1989: Tim Berners-Lee invents the Web with HTML as its publishing language. 1990- Berners-Lee specified HTML and wrote the browser and server software. In late 1991 -The first publicly available description of HTML was a document called HTML Tags, first mentioned on the Internet.
Markup Refers to the sequence of characters or other symbols. Often called as “TAGS”. Html Markup consists of several key components:- Elements Attributes Data Types
HTML 5 Support Chrome Firefox Safari Opera canvas/SVG video Geolocation app cache database Web workers
Difference Between HTML4 And HTML5HTML4 HTML5 Elements like nav, header were not It brought new element for web present. structure like nav, header etc. It was lack of rules of parsing so it Strictly parsing rules introduced in is difficult to handle error. html5 so handle the error. No multimedia supported without It inbuilt multimedia element in third party. html5 like Audio, video, convas. These controls were not present. It contains attributes like control menu, spell check etc.
Websites using HTML5 YouTube uses HTML5, www.youtube.com/html5. Google wave, a collaboration tool from Google uses several html5 tags. Only some of the browser only supports HTML5 features currently.