Mega Code Archive
Add a Script tag, set a variable
<![CDATA[
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">
<mx:Script>
private function showAge():Number
{
var myAge:Number = 30;
return myAge;
}
</mx:Script>
<mx:Label x="30" y="30" text="{showAge()}" />
</mx:Application>
]]>