docs: function _initCellData(targetRows, startColIndex, endColIndex) {
    const limitColIndex = endColIndex + 1;
    const targetCells = targetRows.map(rowData => rowData.slice(startColIndex, limitColIndex));
  
    [].concat(...targetCells).slice(1).forEach(cellData => {
      const {nodeName} = cellData;
  
      util.forEach(cellData, (value, name) => (delete cellData[name]));
      cellData.nodeName = nodeName;
    });
  }