anchor.diff:      else
         date = vals[0].substring(0,4)+"-"+vals[0].substring(4,6)+"-"+vals[0].substring(6,8);
   
  -
  +    datetime = DateTime.parse(date);
       open = double.parse(vals[1]);
       high = double.parse(vals[2]);
       low  = double.parse(vals[3]);
  
positive.code:     else
        date = json["date"].substring(0,4)+"-"+json["date"].substring(4,6)+"-"+json["date"].substring(6,8);//json["date"];
  
      open = json["open"];//double.parse(json["open"]);
      high = json["high"];//double.parse(json["high"]);
      low  = json["low"];//double.parse(json["low"]);
  
negative.code:     time=json["time"];
    }
  
    Map toJsonMap()
    {
      return{"pair":pair,"date":date,"open":open,"high":high,"low":low,"close":close,"datetime":datetime};
    }
  }
  
  
  