AS3与PHP通信的五种方法(基于HTTP协议)

 

首先，这是基于HTTP协议的，然后主要是下面的五种方法。

 

/**

 * 这是基于HTTP协议的

 * 一共介绍了五种方法

 */ 

 

package   

{ 

    import flash.display.Sprite; 

    import flash.events.*; 

    import flash.net.URLLoader; 

    import flash.net.URLRequest; 

    import flash.net.URLVariables; 

    import flash.net.URLRequestMethod; 

    import flash.net.URLLoaderDataFormat; 

    import flash.net.URLRequestHeader; 

    import flash.utils.ByteArray; 

    /**

     * ...

     * @author .....Li灬Star

     * @contact...QQ:168527720

     */ 

     

    public class ASWithPHP_1 extends Sprite  

    { 

        private var urlLoader:URLLoader; 

        private var phpUrl:URLRequest; 

         

        public function ASWithPHP_1()  

        { 

            init(); 

        } 

         

        private function init():void  

        { 

            urlLoader = new URLLoader(); 

            phpUrl = new URLRequest("PHP地址"); 

             

            /**

             * 第一种:直接读取PHP里面的数据

             */ 

            //---------------------------------------------------------------------- 

            urlLoader.dataFormat = URLLoaderDataFormat.VARIABLES; 

            /**

             * URLLoaderDataFormat.BINARY:String---->指定以原始二进制数据形式接收下载的数据

             * URLLoaderDataFormat.TEXT:String----> 指定以文本形式接收已下载的数据

             * URLLoaderDataFormat.VARIABLES:String---->指定以URL 编码变量形式接收下载的数据 

             */ 

            urlLoader.load(phpUrl); 

            urlLoader.addEventListener(Event.COMPLETE, completeHandler1); 

            //----------------------------------------------------------------------- 

             

            /**

             * 第二种:读取PHP生成的xml 

             */ 

            //------------------------------------------------------------------------- 

            urlLoader.load(phpUrl); 

            urlLoader.addEventListener(Event.COMPLETE, completeHandler2); 

            //------------------------------------------------------------------------- 

             

            /**

             * 第三种:通过GET方法把参数传到PHP里面

             */ 

            //-------------------------------------------------------------------------- 

            phpUrl.method = URLRequestMethod.GET; 

            phpUrl.data = "要传出去的数据"; 

            urlLoader.load(phpUrl); 

            urlLoader.addEventListener(Event.COMPLETE, completeHandler3); 

            //-------------------------------------------------------------------------- 

             

            /**

             * 第四种:通过POST方法把参数传到PHP里面 www.2cto.com

             */ 

            //-------------------------------------------------------------------------- 

            phpUrl.method = URLRequestMethod.POST; 

            var vars:URLVariables = new URLVariables(); 

            vars.value1 = "参数1"; 

            vars.value2 = "参数2"; 

            phpUrl.data = vars; 

            urlLoader.dataFormat = URLLoaderDataFormat.VARIABLES; 

            urlLoader.load(phpUrl); 

            urlLoader.addEventListener(Event.COMPLETE, completeHandler4); 

            //-------------------------------------------------------------------------- 

             

            /**

             * 第五种:二进制通信方法

             */ 

            //---------------------------------------------------------------------------- 

            var requestHeader:URLRequestHeader = new URLRequestHeader("Content-type", "application/octet-stream"); 

            phpUrl.method = URLRequestMethod.POST; 

            phpUrl.requestHeaders.push(requestHeader); 

            var byteArr:ByteArray = new ByteArray(); 

            byteArr.writeByte(12); 

            byteArr.writeUTF("CNSloppyMan"); 

            var sendData:ByteArray = new ByteArray(); 

            sendData.writeInt(byteArr.length); 

            sendData.writeBytes(byteArr); 

            phpUrl.data = sendData; 

            urlLoader.dataFormat = URLLoaderDataFormat.BINARY; 

            urlLoader.load(phpUrl); 

            urlLoader.addEventListener(Event.COMPLETE, completeHandler5); 

            //----------------------------------------------------------------------------- 

        } 

         

        private function completeHandler1(e:Event):void  

        { 

            var vars:URLVariables = URLVariables((e.currentTarget as URLLoader).data); 

            trace("接受数据:" + vars.value); //假定value是PHP里面自定义的节点值 

        } 

         

        private function completeHandler2(e:Event):void { 

            var xml:XML = new XML((e.currentTarget as URLLoader).data); 

            trace("xml数据:" + xml.toString()); 

        } 

         

        private function completeHandler3(e:Event):void { 

            trace("GET-已经传出去的数据:" + (e.currentTarget as URLLoader).data);    

        } 

         

        private function completeHandler4(e:Event):void { 

            trace("POST-已经传出去的数据:" + (e.currentTarget as URLLoader).data);   

        } 

         

        private function completeHandler5(e:Event):void { 

            var _byteArr:ByteArray = e.currentTarget.data as ByteArray; 

            trace(_byteArr.readInt()); //14 

            trace(_byteArr.readByte()); //12 

            trace(_byteArr.readUTF()); //CNSloppyMan 

        } 

    } 

 

}   

摘自 黎岷鑫的专栏