C#接口Post数据 

 

 1 /// <summary>
 2         /// 上传数据
 3         /// </summary>
 4         /// <param name="UserId"></param>
 5         /// <param name="PageId"></param>
 6         /// <param name="UserName"></param>
 7         /// <param name="Comment"></param>
 8         /// <param name="CommentTime"></param>
 9         public static string PostData(int UserId, int PageId, string Comment, DateTime CommentTime)
10         {
11             string postData = "{\"key\":\"*******\",\"articleId\": \"" + PageId.ToString() + "\" ,\"userId\": \"" + UserId.ToString() + "\" ,\"creationTime\": \"" + CommentTime.ToString() + "\" ,\"content\":\"" + Comment + "\"}";
12             
13             string posturl = "http://localhost:37831/api/Values";
14 
15             Stream outstream = null;
16             Stream instream = null;
17             StreamReader sr = null;
18             HttpWebResponse response = null;
19             HttpWebRequest request = null;
20             Encoding encoding = Encoding.UTF8;
21             byte[] data = encoding.GetBytes(postData);
22             // 准备请求...
23             try
24             {
25                 // 设置参数
26                 request = WebRequest.Create(posturl) as HttpWebRequest;
27                 CookieContainer cookieContainer = new CookieContainer();
28                 request.CookieContainer = cookieContainer;
29                 request.AllowAutoRedirect = true;
30                 request.Method = "POST";
31                 request.ContentType = "application/json";//x-www-form-urlencoded";
32                 request.ContentLength = data.Length;
33                 outstream = request.GetRequestStream();
34                 outstream.Write(data, 0, data.Length);
35                 outstream.Close();
36                 //发送请求并获取相应回应数据
37                 response = request.GetResponse() as HttpWebResponse;
38                 //直到request.GetResponse()程序才开始向目标网页发送Post请求
39                 instream = response.GetResponseStream();
40                 sr = new StreamReader(instream, encoding);
41                 ////返回结果网页（html）代码
42                 //string content = sr.ReadToEnd();
43                 string err = string.Empty;
44                 return err;
45             }
46             catch (Exception ex)
47             {
48                 string err = ex.Message;
49                 return err;
50             }
51         }

 

posted on 2017-10-27 11:05  梦林``ysl  阅读(617)  评论(0)  编辑  收藏  举报

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