sheets.rows.cells.rowSpan Number (default: 1)

Sets the number of rows that a cell occupies.

Example - making a cell span over two rows

<script>
var workbook = new kendo.ooxml.Workbook({
  sheets: [
      {
          columns: [ { width: 200 } ],
          rows: [
            { cells: [ { value: "Occupies two rows", rowSpan: 2 } ] }
          ]
      }
  ]
});
workbook.toDataURLAsync().then(function(dataURL) {
  kendo.saveAs({
    dataURI: dataURL,
    fileName: "Test.xlsx"
  });
});
</script>
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