c#与webapi交互 

 1 public static string HttpConnectToServer(string ServerPage,string strData)
 2     {
 3         string postData =strData;
 4         //解决乱码问题
 5         byte[] dataArray = Encoding.UTF8.GetBytes(postData);
 6         //创建请求
 7         HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(ServerPage);
 8         request.Method = "POST";
 9         request.ContentLength = dataArray.Length;
10         request.ContentType = "application/json;charset=UTF-8";
11         //创建输入流
12         Stream dataStream = null;
13         try
14         {
15             dataStream = request.GetRequestStream();
16         }
17         catch (Exception)
18         {
19             return null;//连接服务器失败
20         }
21 
22         //发送请求
23         dataStream.Write(dataArray, 0, dataArray.Length);
24         dataStream.Close();
25         //读取返回消息
26         string res = string.Empty;
27         try
28         {
29             HttpWebResponse response = (HttpWebResponse)request.GetResponse();
30             StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
31             res = reader.ReadToEnd();
32             reader.Close();
33         }
34         catch (Exception ex)
35         {
36             return null;//连接服务器失败
37         }
38         return res;
39     }

 

posted @ 2017-02-09 15:27  lilyshy  阅读(1448)  评论(2)    收藏  举报