C++提取网页信息

我想做个软件，关于淘宝上面的 ，卖家卖出一个商品会生成一个订单，里面有订单号，商品名称  数量等信息   怎么样提取出来啊

追问：能加下QQ具体说下么  我的是350838600

答案：///   <summary> 
                ///   重载GetData函数,多线程调用该函数 
                ///   </summary> 
                ///   <param   name= "en "> </param> 
                public   void   GetDataOnline() 
                { 
                        #region   在线程中用到的查询函数 
                        DCurrentState   oDCurrentState   =   new   DCurrentState(CurrentState);//声明代理 
                        this.Invoke(oDCurrentState,   "Doing ",   null); 
                        Thread.Sleep(100); 

                        string   en   =   this.textBox1.Text.ToString(); 
WebRequest oRequest = WebRequest.Create( " http://dict.cn/search/?q= " + en);
                        //oRequest.Timeout   =   800;超时时间 
                        WebResponse   oResponse   =   oRequest.GetResponse(); 
                        Stream   oStream   =   oResponse.GetResponseStream(); 
                        StreamReader   oReader   =   new   StreamReader(oStream,   Encoding.Default); 
                        string   oGetData   =   oReader.ReadToEnd(); 
                        string   oRegexPat   =   @ " <big> <font\040size=\ " "2\ " "\040face=\ " "Trebuchet\040MS\ " "> ([\w\W]*?) </big> "; 
                        Regex   oRegex   =   new   Regex(oRegexPat,   RegexOptions.IgnoreCase); 
                        Match   oMatch   =   oRegex.Match(oGetData); 
                        #endregion 

                        #region   如果匹配成功 
                        if   (oMatch.Success) 
                        { 
                                string[]   CurrentData   =   oRegex.Split(oGetData); 
                                if   (CurrentData[1].IndexOf( "对不起 ")   > =   0   ||   CurrentData[1].IndexOf( "单词没找到 ")   > =   0) 
                                { 
                                        //没有查询到该单词 
                                        this.Invoke(oDCurrentState,   "Failure ",   "   "); 
                                        return; 
                                } 
                                else 
                                { 
                                        //查询到有数据,如果自动更新开关为on， 
                                        if   (this.autoUpdate.Checked) 
                                        { 
                                                #region   更新本地数据 
                                                this.Invoke(oDCurrentState,   "Updated ",   CurrentData[1].Replace( " <br> ",   "\r\n ")); 
                                                Dict   d   =   new   Dict(en); 
                                                d._En   =   en; 
                                                d._Cn   =   CurrentData[1]; 
                                                d.Update(d); 
                                                #endregion 
                                        } 
                                        else 
                                        { 
                                                #region   保存结果 
                                                this.Invoke(oDCurrentState,   "Finish ",   CurrentData[1].Replace( " <br> ",   "\r\n ")); 
                                                Dict   d   =   new   Dict(en); 
                                                d._En   =   en; 
                                                d._Cn   =   CurrentData[1]; 

                                                try 
                                                { 
                                                        d.Insert(d); 
                                                } 
                                                catch   (Exception   exception) 
                                                { 

                                                        throw   exception; 
                                                } 
                                                finally 
                                                { 
                                                        d   =   null; 
                                                } 
                                                #endregion 
                                        } 
                                        return; 
                                } 
                        } 
                        #endregion 
                        return; 

                } 

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