Merges the specified set of cells into a single cell.

 public void MergeCells(int firstRow, int firstCol, int numRows, int numCols)

Public Sub MergeCells(ByVal firstRow As Integer, ByVal firstCol As Integer, ByVal numRows As Integer, ByVal numCols As Integer)

The 0-based number of the first row in the set of cells to merge.

The 0-based number of the first column in the set of cells to merge.

The number of rows to merge.

The number of columns to merge.