Professional JavaScript for Web Developers

English | 2012 | ISBN: 978-1118026694 | 960 Pages | PDF, EPUB | 55 MB

This book provides a developer-level introduction along with more advanced and useful features of JavaScript. Coverage includes:

• JavaScript use with HTML to create dynamic webpages, language concepts including syntax and flow control statements
• variable handling given their loosely typed nature
• built-in reference types such as object and array
• object-oriented programing
• powerful aspects of function expressions
• Browser Object Model allowing interaction with the browser itself
• detecting the client and its capabilities
• Document Object Model (DOM) objects available in DOM Level 1
• how DOM Levels 2 and 3 augmented the DOM
• events, legacy support, and how the DOM redefined how events should work
• enhancing form interactions and working around browser limitations
• using the <canvas > tag to create on-the-fly graphics
• JavaScript API changes in HTML5
• how browsers handle JavaScript errors and error handling
• features of JavaScript used to read and manipulate XML data
• the JSON data format as an alternative to XML
• Ajax techniques including the use of XMLHttpRequest object and CORS
• complex patterns including function currying, partial function application, and dynamic functions
• offline detection and storing data on the client machine
• techniques for JavaScript in an enterprise environment for better maintainability