原文:

[Route("api/Message/MessageList/")][HttpGet]public HttpResponseMessage MessageList(){    ResponseResult obj = new ResponseResult();    var pageData = Ydt.ExtLib.DataTableHelper.DataTableToList
       
        (result.Tables[0]);    List
        
          list = new List
         
          ();    foreach (var item in pageData)    {        list.Add(JObject.FromObject(item));    }    obj.info = list;    obj.status = true;    obj.message = "获取成功";    JsonStr = JsonConvert.SerializeObject(obj);    //返回纯文本text/plain  ,返回json application/json  ,返回xml text/xml    HttpResponseMessage result = new HttpResponseMessage { Content = new StringContent(JsonStr, Encoding.GetEncoding("UTF-8"), "application/json") };    return result;}