调用第三方Api

/// <summary>
        /// 调用API并返回结果字符串（http方式）
        /// </summary>
        /// <param name="url">访问接口全路径，包含参数</param>
        /// <returns>返回JSON字符串</returns>
        public static async Task<string> GetRequest(string url)
        {
            try
            {
                using (var httpClientHandler = new HttpClientHandler())
                {
　　　　　　　　　　　　//需要设置SSL访问方式才需要写下面一行代码，如无要求，可以不写
                    httpClientHandler.ServerCertificateCustomValidationCallback = (message, cert, chain, errors) => { return true; };
 
                    //HTTPClient
                    using (var client = new HttpClient(httpClientHandler))
                    {
                        //client.BaseAddress = new Uri(url);
                        //设置请求体中的内容，并以GET的方式请求
                        var response = await client.GetAsync(url);
                        //获取请求到数据，并转化为字符串
                        var result = response.Content.ReadAsStringAsync().Result;
                        return result;
                    }
 
 
                }
            }
            catch (Exception e)
            {
                throw e;
            }
        }



/// <summary>
       /// 调用API并返回结果字符串（http方式）
       /// </summary>
       /// <param name="strAddr">服务器地址</param>
       /// <param name="param">参数字符串</param>
       /// <param name="token">Token</param>
       /// <returns>返回JSON字符串</returns>
       public static async Task<string> PostRequestAsync(string url, object param, string token = "")
       {
           try
           {
               using (var httpClientHandler = new HttpClientHandler())
               {
                   //需要设置SSL访问方式才需要写下面一行代码，如无要求，可以不写
                   httpClientHandler.ServerCertificateCustomValidationCallback = (message, cert, chain, errors) => { return true; };
 
                   //HTTPClient
                   using (var client = new HttpClient(httpClientHandler))
                   {
                       string jsonContent = JsonConvert.SerializeObject(param);
                       var content = new StringContent(jsonContent, Encoding.UTF8, "application/json");
                       client.DefaultRequestHeaders.Add("Method", "Post");
                       //client.BaseAddress = new Uri(url);
                       //设置请求体中的内容，并以post的方式请求
                       var response = await client.PostAsync(url, content);
                       response.EnsureSuccessStatusCode();
                       //获取请求到数据，并转化为字符串
                       var result = response.Content.ReadAsStringAsync().Result;
                       return result;
                   }
 
 
               }
           }
           catch (Exception e)
           {
               throw e;
           }
       }