Professional JavaScript for Web Developers

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
This book is aimed at three groups of readers: Experienced object-oriented programming developers looking to learn JavaScript as it relates to traditional OO languages such as Java and C++; Web application developers attempting to enhance site usability; novice JavaScript developers.

Nicholas C. Zakas worked with the Web for over a decade. He has worked on corporate intranet applications used by some of the largest companies in the world and large-scale consumer websites such as MyYahoo! and the Yahoo! homepage. He regularly gives talks at companies and conferences regarding front-end best practices and new technology.