1 Actionscript 3, the programming language shared by Flash and Flex. This pages is for actionscript concepts that apply to any ActionScript 3.0 authoring environment and any runtime that supports ActionScript 3.0.

This is important, because if you don’t select the button, you may accidentaly place the ActionScript code on the timeline, which will produce an error, because the ActionScript code intended for a button won’t work on a keyframe in the timeline. 5 Pr

2.1.2 ActionScript for Flash designers All ActionScript goes to the timeline. Always put AS code into a separate layer, e.g. call it "Action" Note: AS2 also would allow you to attach code to instances. You can't do this. Action script code e