code: public List<StringValue> getDateAsString(final List<StringValue> _date,
                                               final List<StringValue> _hour,
                                               final List<StringValue> _minute,
                                               final List<StringValue> _ampm)
          throws EFapsException
      {
          final List<StringValue> ret = new ArrayList<>();
          final List<DateTime> dates = getDateList(_date, _hour, _minute, _ampm);
          for (final DateTime date : dates) {
              final DateTimeFormatter isofmt = ISODateTimeFormat.dateTime();
              ret.add(StringValue.valueOf(date.toString(isofmt)));
          }
          return ret;
      }
docs: Method to get for the parameters returned from the form as a valid string. for a datetime
  
  @param _date date
  @param _hour hour
  @param _minute minutes
  @param _ampm am/pm
  @return valid string
  @throws EFapsException on error