Question

求一个c#的 post请求 json 并且接收返回json数据的一个demo。

Answer 1

public string HttpPost(string url,string data)
{
HttpWebRequest request=(HttpWebRequest)WebRequest.Create(url);

request.ContentType="application/json";

request.Method="POST";

byte[] buffer=Encoding.UTF8.GetBytes(data);

using(Stream stream=request.GetRequestStream())

{
stream.Write(buffer,0,buffer.Length);

}

HttpWebResponse response=(HttpWebResponse)request.GetResponse();

string result=string.Empty;

using(StreamReader reader=new StreamReader(response.GetResponseStream()))

{
result=reader.ReadToEnd();

}

return result;

}