public string getwork() { DAL.ICMO ic = new ICMO(); DataSet ds = new DataSet(); ds = ic.GetList(10, "", "FBillNo"); //ds.Tables["ds"].TableName = "rows";//改变表名,用于json序列化时自动生成对象名“rows” JsonBuilder jb = new JsonBuilder(); return(jb.DataTableToJson(ds.Tables[0], 3)); //string str = JsonConvert.SerializeObject(ds); //return str; }