using System;
using System.Collections;
namespace oreilly.cookbook.vo
{
public class RecipeVO {
public string title;
public ArrayList ingredients;
public ArrayList instructions
public RecipeVO(){}
}
}

package oreilly.cookbook.vo
{
public class RecipeVO
public var ingredients:Array;
public var instructions:Array;
public var title:String;
public function RecipeVO(){}
}

using System;
using System.Web;
using oreilly.cookbook.vo;
namespace oreilly.cookbook.service
{
public class RecipeService
{
public RecipeService() { }
public RecipeVO getRecipe() {
RecipeVO rec = new RecipeVO();
rec.title = "Apple Pie";
string[] ingredients = {"flour", "sugar", "apples", "eggs", "water"};
rec.ingredients = new ArrayList(ingredients);
string[] instructions = {"instructions are long", "baking is hard","maybe I'll just buy it at the store"};
rec.instruction = new ArrayList(instructions);
return rec;
}
}
}

<mx:RemoteObject id="recipeService" destination="fluorine" source="oreilly.cookbook.FlexService" showBusyCursor="true" result="roResult(event)" fault="roFault(event)" />
<mx:Script>
<![CDATA[
private function initApp():void {
// we have to register the object for the result to be able to properly cast
// as the RecipeVO
flash.net.registerClassAlias("oreilly.cookbook.vo.RecipeVO", RecipeVO);
}
public function serviceResult(e:ResultEvent):void {
var rec:RecipeVO = (e.result as RecipeVO)
}
public function serviceFault(e:FaultEvent):void {
trace(" Error :: "+(e.message as String));
}

]]>
</mx:Script>