
This is the Title of the Book, eMatter Edition
Copyright © 2007 O’Reilly & Associates, Inc. All rights reserved.
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Preface
• Chapter 2 discusses qualified and unqualified variable references and Hungarian
notation.
• Chapter 4 explicitly contrasts
null with delete and undefined.
Of course, there are plenty of not-so-subtle changes too. We’ll look at them next.
Major Revisions Since the First Edition
The following list describes the major content and structural changes in this second
edition. Note that some of these chapters were in Part II, Applied ActionScript, in the
first edition. Other material from the first edition’s Part II was redistributed else-
where in this second edition, and some content was moved to online technotes.
Despite the organizational change, rest assured that this second edition includes doz-
ens of applied examples sprinkled liberally throughout the entire book. The Lan-
guage Reference, formerly Part III in the first edition, is now Part II.
Chapter 1, A Gentle Introduction for Nonprogrammers
• Added an introduction to object-oriented programming
• Revised the quiz tutorial for Flash MX
• Revised the event handler section for Flash MX
Chapter 2, Variables
• Added recommended suffixes for variable names
• Added global variable coverage
• Added a section on loading external variables
• Added an explicit discussion of the scope chain
Chapter 3, Data and Datatypes
• Added the