COMP 2707 Lecture Notes - Lecture 1: Cascading Style Sheets, Boolean Data Type, Html Element
19 Dec 2013
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Document Summary
Rendering is when different applications have different responses with the same inputs (ex. smiling face in ms word and on facebook: different browsers interpret the same text differently. Like sgml html uses tags to provide formatting features. W3c introduced xhtml to solve problems in html4. Html5 originates from html4. 01, not from xhtml. Html5 + xhtml rules make more compliant with wider variety of browsers; webpage readers, generators and validators. It represents a reinvented html, css and javascript for rich, interactive websites. Html5 reinvents rich, interaction websites audio, video, animations. Browsers ignore tags that are not recognized. Tags are not case-sensitive* but xhtml requires lowercase tag names. Html elements provide structure, csss provide presentation and javascripts. Element composed of starting tag, inner content and ending tag. Attributes are additional data in begin tag. Font size and background colour of a paragraph. Each tag has different attributes, some have certain attributes and some don"t, must check reference.
