public HttpResponseMessage register([FromBody] USER u) { Result <USER> ru = new Result <USER>(); int result = 0; string id; List <USER> lu = new List <USER>(); try { result = DB_User.register(u, out id); if (result == 1) { ru.code = "2010"; ru.success = "true"; ru.message = "注册成功!"; u.id = id; } else if (result == -1) { ru.code = "2013"; ru.success = "false"; ru.message = "用户名已存在"; } else { ru.code = "2011"; ru.success = "false"; ru.message = "注册失败"; } } catch (Exception e) { ru.code = "2012"; ru.success = "false"; ru.message = e.Message; } lu.Add(u); ru.systemTime = Conn.GetTimeStamp(); ru.data = lu; return(Conn.toJson(ru)); }