Chapter 01 - What is WEB PDF
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Summary
This document introduces various aspects of web development, including HTML, JavaScript, CSS, and PHP. It details the basic concepts and usage of each language, highlighting their roles in web page creation and functionality. It provides examples and diagrams to illustrate the use of these languages.
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Introduction HTML Javascript CSS PHP, ASP, … XML HTML HyperText Markup Language set of markup tags Tag: describ different document content – content Tags examples START TAG END TAG...
Introduction HTML Javascript CSS PHP, ASP, … XML HTML HyperText Markup Language set of markup tags Tag: describ different document content – content Tags examples START TAG END TAG , ,... , ,... (optional) (none; "empty" tag) Html document example First document this is my first page simple page example Browser JavaScript Extension to HTML (client side) object-based scripting language is event-driven What is for – Interactivity with the page user: input - processing - output CSS Control the page layout – fonts and text , Page background,..ect rule h2 { font-style : italic ; } property value selector declaration PHP PHP document Consist: – HTML + JavaScript + CSS + PHP code HTML + JavaScript + CSS ➔ rendered at client side PHP code interpreted at server side ➔ result any thing, but usually html tags + JavaScript + CSS ➔ rendered at client side embedded within a tag PHP PHP test
