ActionScript reference and documentation

The ActionScript 3.0 Reference for the Adobe Flash Platform is a platform-wide reference combining the ActionScript language elements, core libraries, and component packages and classes for all Flash Platform tools, runtimes, services, and servers. Filtering capabilities allow you to view specific products, runtimes, and versions in which you are interested. This platform-wide reference combines the reference information for the following Adobe products and runtimes:

Adobe AIR 3.1 and earlier	Adobe Flash Player 11.1 and earlier
Adobe BlazeDS 4	Adobe Flash Professional CS5.5 and earlier
Adobe ColdFusion 9.0.1 and earlier	Adobe Flex 4.6 and earlier
Adobe Digital Enterprise Platform 10.0 and earlier	Adobe LiveCycle Data Services 3.1 and earlier
Adobe Flash Lite 4	Open Source Media Framework 1.6 and earlier

ActionScript 3.0 Reference for the Adobe Flash Platform (HTML)
ActionScript 3.0 Reference for the Adobe Flash Platform (ZIP, 66 MB)

Beta ActionScript 3.0 Reference for the Adobe Flash Platform

The Beta ActionScript 3.0 Reference for the Adobe Flash Platform contains prerelease (beta) content for products currently in a public beta program.

Beta: ActionScript 3.0 Reference for the Adobe Flash Platform (contains prerelease content)

Additional ActionScript references

Learning ActionScript 3

Understand the enhancements in ActionScript 3, including features of the core language and improved API that increases control of low-level objects.

ActionScript 3 Developer's Guide

Learn about core ActionScript classes, strings and arrays, errors, regular expressions and XML, events, networking and communication, client system interaction, HTML content in Adobe AIR, and security.

ActionScript 2 Language Reference

ActionScript 2 is a legacy implementation of the ActionScript programming language, and has been replaced by ActionScript 3 (see the ActionScript 3 documentation). Current versions of Flash Player support the use of ActionScript 2, and Adobe continues to