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ActionScript 3.0, introduced in Flash Player 9, is based on ECMAScript—the same standard that is the basis for JavaScript—and provides incredible gains in runtime performance and developer productivity.
New to ActionScript 3.0? Fresh from the ActionScript team and community, these new articles and videos show you how to begin with ActionScript 3.0:
Get started with ActionScript 3.0
Migrate your Flash applications to ActionScript 3.0
Drill down into ActionScript 3.0
Check out community sites
ActionScript 2.0, the version of ActionScript used in Flash Player 8 and earlier, added language constructs and features to enable developers to build large-scale, object-oriented Flash applications and content. ActionScript 2.0 continues to be supported in Flash Player 9. See ActionScript 2.0 resources below.
Get started with ActionScript 3.0
Programming ActionScript 3.0 in the Flash CS3 LiveDocs is a great place to start if you're completely new to ActionScript. Make sure to use the navigational tools in the upper lefthand corner to move through all of the contents and expand the table of contents:
The Getting Started with ActionScript section in the Flash CS3 LiveDocs provides a summary of programming fundamentals, explains how to work with objects, and provides two beginner examples to get you up and running.
Subsequent sections provide a "Basics of..." overview and walk you through plenty of examples, so you'll be creating Flash applications as you learn. If you're new to ActionScript 3.0, make sure to read the following sections: Introduction, Getting started, Display, Events, MovieClip, and Language and syntax.
