package;
import flash.display.MovieClip;
import flash.Lib;

class Main extends MovieClip
{
    var test:String;
    public function new()
    {
        super();
        test = "hello world";

        var s = "test";

        trace(untyped this[s]); //hello world
        foo(s); // String should be Int,  For function argument 's'
    }
    function foo(s):Void
    {
        trace(untyped this[s]);
    }
    public static function main()
    {
        Lib.current.addChild(new Main());
    }
}