在代码中调用 mvc 4 api

/// <summary>
/// api 调用公共方法
/// </summary>
/// <param name="url"> api url </param>
/// <param name="param"> 参数 </param>
/// <returns></returns>
public static HttpResponseMessage PostApi(string url, Dictionary<string, string> param)
{
var dict = new Dictionary<string, string>();
dict.Add("", Newtonsoft.Json.JsonConvert.SerializeObject(param));
var content = new FormUrlEncodedContent(dict);

var httpClient = new HttpClient();
return httpClient.PostAsync(url, content).Result;
}

string url = "apiurl"; // api url
var dict = new Dictionary<string, string>();
dict.Add("name", "wisdomhu");
dict.Add("age", "7");
HttpResponseMessage  response = PostApi(url, dict);
Console.WriteLine("{0}", response.StatusCode);