希望这会有所帮助.

class A {
   var dog:String = "something";
   var cat:String = "eatdog";
}

function getVars(obj:*):void
{
    for(var i:* in obj){
        trace( i + " : " + obj[i]);
        // this will trace all properties of object.
        // dog : somthing
        // cat : eatdog
    }
}