docs: public DTCellValue52 cloneDefaultValueCell() {
          DTCellValue52 cloned = new DTCellValue52();
          cloned.valueBoolean = valueBoolean;
          cloned.valueDate = valueDate;
          cloned.valueNumeric = valueNumeric;
          cloned.valueString = valueString;
          cloned.dataType = dataType;
          return cloned;
      }