HttpWebRequest get/post方法实现

怼烎@ 2021-11-22 11:34 340阅读 0赞

## get请求url ##

#region GetHttp请求
            /// <summary>
            /// GetHttp请求
            /// </summary>
            /// <param name="url">GetUrl</param>
            /// <returns></returns>
            public static string HttpWebResponse_Get(string url)
            {
                string strRet = null;
                try
                {
                    string strUrl = url;
                    HttpWebRequest request = (HttpWebRequest)WebRequest.Create(strUrl);
                    request.Timeout = 2000;
                    HttpWebResponse response = (HttpWebResponse)request.GetResponse();
                    System.IO.Stream resStream = response.GetResponseStream();
                    Encoding encode = System.Text.Encoding.UTF8;
                    StreamReader readStream = new StreamReader(resStream, encode);
                    Char[] read = new Char[256];
                    int count = readStream.Read(read, 0, 256);
                    while (count > 0)
                    {
                        String str = new String(read, 0, count);
                        strRet = strRet + str;
                        count = readStream.Read(read, 0, 256);
                    }
                    resStream.Close();
                }
                catch (Exception e) { }
    
                return strRet;
            }
    
            #endregion

## Post请求 ##

#region PostHttp请求
            /// <summary>
            /// PostHttp请求
            /// </summary>
            /// <param name="postData">post数据</param>
            /// <param name="url">postUrl</param>
            public static string HttpWebResponse_Post(string postData, string url)
            {
    
                string result = null; 
                try
                {
                    //string postData = "{\"tableName\":\"" + tableName + "\",\"tableId\": \"" + tableId + "\"}";
                    Uri uri = new Uri(url);
                    HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
                    UTF8Encoding encoding = new UTF8Encoding();
                    byte[] bytes = encoding.GetBytes(postData);
                    request.Method = "POST";
                    request.ContentType = "application/json";
                    request.ContentLength = bytes.Length;
                    Stream writeStream = request.GetRequestStream();
                    writeStream.Write(bytes, 0, bytes.Length);
                    HttpWebResponse response = (HttpWebResponse)request.GetResponse();
    
                    using (Stream responseStream = response.GetResponseStream())
                    {
                        using (StreamReader readStream = new StreamReader(responseStream, Encoding.UTF8))
                        {
                            result = readStream.ReadToEnd();
                            readStream.Close();
                        }
                    }
    
                    writeStream.Close();
                    return result;
                }
                catch (Exception)
                {
                }
                return result;
            }
            #endregion

转载于:https://www.cnblogs.com/huhangfei/p/5000777.html