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The ActionScript™ 3.0 Migration Guide: Making the Move from ActionScript 2.0 by Kris Hadlock

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Chapter 14. More Reasons to Make the Switch

IN ADDITION TO THE major overhaul in the structure and architecture of the language, ActionScript 3 introduced some exciting new features that make ActionScript development much more powerful. This chapter covers completely new features that are built into the language, including event bubbling, label statements, namespaces, and animating with external XML.

If there were not already enough reasons in this book to make the switch, this chapter should be pretty convincing.

Event Bubbling

As covered earlier, the event-handling architecture in AS3 is a far cry from AS2’s. But there’s more: event bubbling is built into the event architecture, making it easier than ever to dispatch an event from a DisplayObject ...

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