.net 可以不通过webbrowser 读取网页数据吗？（关键是读取速度尽量快）

[sunlamb]

.net 可以不通过webbrowser 读取网页数据吗？（关键是读取速度尽量快）
其他语言也行（除了perl），有没有人知道的？

[wdgphc]

用Socket啊,直接文本交互,肯定快.(webbroswer还得把html翻译过来显示)

[ZengHD]

webbroswer下载的信息太多，图片啊FLASH之类的都下载了，慢

[ZengHD]

using System.Net;
       using System.IO;
        private string GetResponse(string url)
        {
            url.Trim();
            HttpWebRequest req = (HttpWebRequest)WebRequest.Create(url);

            req.AllowAutoRedirect = true;
            req.MaximumAutomaticRedirections = 3; //text/xml;charset=uft－8
            req.UserAgent = "Mozilla/4.0 (compatible;MSIE 6.0;Windows NT 5.2;.NET CLR 1.1.4322)";
            req.Referer = req.RequestUri.ToString();
            req.KeepAlive = true;
            //req.Method = "Get";
             
            req.Timeout = -1;

            HttpWebResponse webresponse = null;
            try
            {
                webresponse = (HttpWebResponse)req.GetResponse();


                if (webresponse != null)
                {
                    StreamReader reader = new StreamReader(webresponse.GetResponseStream(), System.Text.Encoding.GetEncoding("gb2312"));
                    return reader.ReadToEnd();
                }
            }
            catch (System.Net.WebException ex)
            {
                return null;
            }
            if (webresponse != null)
            {
                return "";
            }

            return "";
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string s = GetResponse("http://www.cn.dhl.com/publish/cn/zh/eshipping/track.high.html?pageToInclude=RESULTS&type=fasttrack&AWB=1915796116");
            MessageBox.Show(s);
        }

[zzultc]

HttpWebRequest专门干这事！

[蒋晟]

那要自己写HTML解析，未必可以做到像IE这么好。看你到底想做什么了。