Intro to ActionScript

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Intro to ActionScript : 

Intro to ActionScript Flash MX 2004

Events : 

Events Things that occur during the playback of a movie, which trigger the execution of a particular script Click a button On (release) Text changing in a text field A sound completing a playback

Actions : 

Actions Any line that instructs flash to do something mugCost = 5.00; Movie1.gotoAndPlay(50);

Operators : 

Operators =, <, > , +, -, *, / ..etc Tax = 0.6 AmtA < amtB valTotal = val1 * 500

Keywords : 

Keywords Reserved words for specific purposes in actionscript On(press), on(release) Break, case, continue, if, do, else, for, function, new, return, this, var, void….)

data : 

data mugCost = 5.00;

Curley Braces : 

Curley Braces Anything that falls within { } signifies and action or actions that needs to be performed when triggered On (release) { play(); }

Quotation Marks : 

Quotation Marks Denote textual data in script, For script to know the difference between script and actual words yourName = “Peter”

Comments : 

Comments Flash ignores lines that contains comments, For descriptive notes about the script //this script is to go to the next scene

Sample script : 

Sample script If (amountPaid < amountOwed) { difference = amountOwed – amountPaid; light.gotoAndStop(“Off”); message.text = “You underpaid by “ + difference + “ dollars.”; } else { light.gotoAndStop(“On”); message.text = “you have paid in full”; }