[网络协议]c# http模拟post请求，解决参数很大的情况

        public static string HttpPost(string url, Dictionary<string, string> parms)
        {
            try
            {
                string result = string.Empty;
                //设置Http的正文
                FormUrlEncodedContent httpContent = new FormUrlEncodedContent(parms);

                using (HttpClient httpClient = new HttpClient())
                {
                    //异步Post
                    HttpResponseMessage response = httpClient.PostAsync(url, httpContent).Result;
                    //输出Http响应状态码
                    //确保Http响应成功
                    if (response.IsSuccessStatusCode)
                    {
                        //异步读取json
                        result = response.Content.ReadAsStringAsync().Result;
                    }
                }
                return result;
            }
            catch (HttpRequestException ex)
            {
                LogManager.WriteError("HttpPost", "token:" + LoginUserInfo.CurrentUser.token + "请求url：" + url);
                var msg = "{  code:404 ,data: '',msg: '" + ex.Message + "'}";
                return msg;
            }
        }

//调用实列
string token = this.token;
string url = "http://localhost:80/api";
Dictionary<string, string> dic = new Dictionary<string, string>
{
      { "token", "0f1u2c3k" },
      { "lx", "0" },
      { "data", jsonStr }
};
var handle = APIHelper.HttpPost("http://localhost:8080/api", dic);