C#获取网页源码

WebClient

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private string GetWebClient(string url)
    {
        string strHTML = "";
        WebClient myWebClient = new WebClient();
        Stream myStream = myWebClient.OpenRead(url);
        StreamReader sr = new StreamReader(myStream, System.Text.Encoding.GetEncoding(this.txtEncoder.Text));
        strHTML = sr.ReadToEnd();
        myStream.Close();
 
        return strHTML;
    }

WebRequest

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private string GetWebRequest(string url)
        {
            Uri uri = new Uri(url);
            WebRequest myReq = WebRequest.Create(uri);
            WebResponse result = myReq.GetResponse();
            Stream receviceStream = result.GetResponseStream();
            StreamReader readerOfStream = new StreamReader(receviceStream, System.Text.Encoding.GetEncoding(this.txtEncoder.Text));
            string strHTML = readerOfStream.ReadToEnd();
            readerOfStream.Close();
            receviceStream.Close();
            result.Close();
 
            return strHTML;
        }

HttpWebRequest

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private string GetHttpWebRequest(string url)
{
    Uri uri = new Uri(url);
    HttpWebRequest myReq = (HttpWebRequest)WebRequest.Create(uri);
    myReq.UserAgent = "User-Agent:Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.0.3705";
    myReq.Accept = "*/*";
    myReq.KeepAlive = true;
    myReq.Headers.Add("Accept-Language", "zh-cn,en-us;q=0.5");
    HttpWebResponse result = (HttpWebResponse)myReq.GetResponse();
    Stream receviceStream = result.GetResponseStream();
    StreamReader readerOfStream = new StreamReader(receviceStream, System.Text.Encoding.GetEncoding("utf-8"));
    string strHTML = readerOfStream.ReadToEnd();
    readerOfStream.Close();
    receviceStream.Close();
    result.Close();
    return strHTML;
}

C#获取网页源码

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