注意,这个方法仅仅适用于:该post页面处于websercive 站点下,或者是与webservice同属于一个主站点,即在iis里属于同一主站点的同级虚拟目录。

protected void btnSynData_Click(object sender, EventArgs e)

{

string wsUrl = "http://127.0.0.1:1113/yingxiao/clfbxd.asmx/huixie";

//注意:huixie 是webservice的方法名

string postData = "我是谁";

HttpConnectToServer(wsUrl, postData);

}

///

/// 发送消息到ws服务器

///

///

///

///

public string HttpConnectToServer(string ServerPage, string strXml)

{

string postData = "strXml=" + strXml;

byte[] dataArray = Encoding.Default.GetBytes(postData);

//创建请求

HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(ServerPage);

request.Credentials = CredentialCache.DefaultCredentials;

request.CookieContainer = new CookieContainer();

request.Method = "POST";

request.ContentLength = dataArray.Length;

request.ContentType = "application/x-www-form-urlencoded";

//创建输入流

Stream dataStream = null;

try

{

dataStream = request.GetRequestStream();

}

catch (Exception)

{

return null;//连接服务器失败

}

//发送请求

dataStream.Write(dataArray, 0, dataArray.Length);

dataStream.Close();

//读取返回消息

string res = string.Empty;

try

{

HttpWebResponse response = (HttpWebResponse)request.GetResponse();

StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);

res = reader.ReadToEnd();

reader.Close();

}

catch (Exception ex)

{

throw new Exception(ex.Message);

}

return res;

}

参考:http://www.jb51.net/article/34589.htm

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