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C# 发送Http协议 模拟 Post Get请求
1.参数 paramsValue的格式 要和 Reques.ContentType一致,
如果 contentype "application/x-www-form-urlencoded" 表单类型,那么 参数为 a=1&b=2 形式
如果 。。。 "application/json" json 类型 那么参数就为 "{a:1,b:2}" 格式
2.可以添加自定义header, add(key,value)
接受获取header Request.Headers.Get(key)
![](https://images.cnblogs.com/OutliningIndicators/ExpandedBlockStart.gif)
public static string HttpGet(string url) { string result=string.Empty; try { HttpWebRequest wbRequest = (HttpWebRequest)WebRequest.Create(url); wbRequest.Method = "GET"; HttpWebResponse wbResponse = (HttpWebResponse)wbRequest.GetResponse(); using (Stream responseStream = wbResponse.GetResponseStream()) { using (StreamReader sReader = new StreamReader(responseStream)) { result = sReader.ReadToEnd(); } } } catch (Exception ex) { } return result; }
![](https://images.cnblogs.com/OutliningIndicators/ExpandedBlockStart.gif)
public static string HttpPost(string url, string paramData, Dictionary<string, string> headerDic = null) { string result = string.Empty; try { HttpWebRequest wbRequest = (HttpWebRequest)WebRequest.Create(url); wbRequest.Method = "POST"; wbRequest.ContentType = "application/x-www-form-urlencoded"; wbRequest.ContentLength = Encoding.UTF8.GetByteCount(paramData); if (headerDic != null && headerDic.Count > 0) { foreach (var item in headerDic) { wbRequest.Headers.Add(item.Key, item.Value); } } using (Stream requestStream = wbRequest.GetRequestStream()) { using (StreamWriter swrite = new StreamWriter(requestStream)) { swrite.Write(paramData); } } HttpWebResponse wbResponse = (HttpWebResponse)wbRequest.GetResponse(); using (Stream responseStream = wbResponse.GetResponseStream()) { using (StreamReader sread = new StreamReader(responseStream)) { result = sread.ReadToEnd(); } } } catch (Exception ex) { } return result; }