code: func (i *Int) Scan(src interface{}) error {
  	b, ok := src.([]byte)
  	if !ok {
  		return errors.New("Scan source was not []byte")
  	}
  	str := string(b)
  	*i = strToInt(str)
  	return nil
  }
docs: // Scan implements the sql.Scanner interface.
  // It allows to read the int slice from the database value.