[]求HTTP相关的文档或者例子谢谢了

{

  "status":0,

  "message":"Your message has been successfully uploaded!"

}

package

{

	import flash.display.Sprite;

	import flash.events.Event;

	import flash.events.HTTPStatusEvent;

	import flash.events.IOErrorEvent;

	import flash.events.ProgressEvent;

	import flash.events.SecurityErrorEvent;

	import flash.net.URLLoader;

	import flash.net.URLLoaderDataFormat;

	import flash.net.URLRequest;

	import flash.net.URLRequestMethod;

	import flash.net.URLVariables;

	

	public class HTTP_URLRequest extends Sprite

	{

		public function HTTP_URLRequest()

		{

			if(stage)

			{

				init();

			}

			else

			{

				this.addEventListener(Event.ADDED_TO_STAGE,init);

			}

		}

		private function init(e:Event=null):void

		{

			//第一步：加载数据：创建URLLoader对象

			var urlLoader:URLLoader=new URLLoader();

			//第二部：设置接收数据的方式（TEXT：文本，BINARY：原始二进制数据，VARIABLES：编       //码变量）

			urlLoader.dataFormat=URLLoaderDataFormat.TEXT;

			urlLoader.dataFormat="text"

			//第三步：创建传递参数

			var urlVariables:URLVariables=new URLVariables();

			urlVariables.sine="中文";

			//第四步：建立Request访问对象

			var urlRequest:URLRequest=new URLRequest("data.php");

			//第五步：设置传递参数

			urlRequest.data=urlVariables;

			//第六步:设置提交变量sine的模式(POST:用于大量数据的提交，GET：用于少量数据的提交)默认GET，

			urlRequest.method=URLRequestMethod.GET;

			//开始请求加载

			urlLoader.load(urlRequest);

			

			//请求加载过程中触发的6个事件

			urlLoader.addEventListener(Event.OPEN,openHandler);

			urlLoader.addEventListener(ProgressEvent.PROGRESS,progressEventHandler);

			urlLoader.addEventListener("complete",completeHandler);

			urlLoader.addEventListener(SecurityErrorEvent.SECURITY_ERROR,securityErrorHandler);

			urlLoader.addEventListener(IOErrorEvent.IO_ERROR,ioErrorHandler);

            urlLoader.addEventListener(HTTPStatusEvent.HTTP_STATUS,httpStatusHandler);		

		}

		

		protected function httpStatusHandler(event:HTTPStatusEvent):void

		{

			// TODO Auto-generated method stub

			trace("您已经通过http进行了访问，并且当前的FlashPlayer环境支持获得状态代码！！！")

		}

		

		protected function ioErrorHandler(event:IOErrorEvent):void

		{

			// TODO Auto-generated method stub

			trace("您在请求的过程中发生了致命的错误！！！")

		}

		

		protected function securityErrorHandler(event:SecurityErrorEvent):void

		{

			// TODO Auto-generated method stub

			trace("安全沙箱发生错误！！！")

		}

		

		protected function completeHandler(event:Event):void

		{

			// TODO Auto-generated method stub

			trace("加载完成！！！")

			var str:String=event.target.data;

			var jsonObject:Object=JSON.parse(str);

            trace(jsonObject.status);

			trace(jsonObject.message)

		}

		

		protected function progressEventHandler(event:ProgressEvent):void

		{

			// TODO Auto-generated method stub

			trace("正在加载");

		}

		

		protected function openHandler(event:Event):void

		{

			// TODO Auto-generated method stub

			trace("已经开始加载");

		}

	}

}