方法一(推荐使用)
public string HttpGet(string url) { using (HttpClient client = new HttpClient()) { var response = client.GetAsync(url).Result; if (response.IsSuccessStatusCode) { var content = response.Content.ReadAsStringAsync().Result; return content; } return "错误" + response.StatusCode; } } public string HttpPost(string url, string jsonObj) { try { using (HttpClient client = new HttpClient()) { HttpContent httpContent = new StringContent(jsonObj); httpContent.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json"); var response = client.PostAsync(url,httpContent).Result; if (response.IsSuccessStatusCode) { return response.Content.ReadAsStringAsync().Result; } return "错误" + response.StatusCode; } } catch (Exception ex) { return ex.Message; } }
方法二
public string HttpGet(string Url) { try { HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url); request.Method = "GET"; request.ContentType = "text/html;charset=UTF-8"; HttpWebResponse response = (HttpWebResponse)request.GetResponse(); Stream myResponseStream = response.GetResponseStream(); StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.UTF8); string retString = myStreamReader.ReadToEnd(); myStreamReader.Close(); myResponseStream.Close(); return retString; } catch (Exception ex) { return ex.Message; } } /// <summary> /// POST请求与获取结果 /// </summary> public string HttpPost(string Url, string postDataStr) { try { HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url); request.Method = "POST"; request.ContentType = "application/x-www-form-urlencoded"; request.ContentLength = postDataStr.Length; StreamWriter writer = new StreamWriter(request.GetRequestStream(), Encoding.ASCII); writer.Write(postDataStr); writer.Flush(); writer.Close(); HttpWebResponse response = (HttpWebResponse)request.GetResponse(); string encoding = response.ContentEncoding; if (encoding == null || encoding.Length < 1) { encoding = "UTF-8"; //默认编码 } StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.GetEncoding(encoding)); string retString = reader.ReadToEnd(); reader.Close(); return retString; } catch (Exception ex) { return ex.Message; } }
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