//GET public ActionResult WeatherForJson() { string response = HttpWebResponseUtility.Get("https://www.tianqiapi.com/api?version=v1&cityid=101010100"); //此时response的字符串有很多\,这是C#自动转义的,不用处理 //string s = response.Replace(@"\",""); JObject jb = (JObject)JsonConvert.DeserializeObject(response); string city = jb["cityid"].ToString();//这里是尝试使用json的序列化效果 //return Json(jb, JsonRequestBehavior.AllowGet); //return Content(response);//页面返回json字符串 return(View()); }