使用Aspose.Words合并表格的单元格

private static void MergeTableCells(Cell startCell, Cell endCell)
        {
            Table parentTable = startCell.ParentRow.ParentTable;

            // Find the row and cell indices for the start and end cell.
            Point startCellPos = new Point(startCell.ParentRow.IndexOf(startCell), parentTable.IndexOf(startCell.ParentRow));
            Point endCellPos = new Point(endCell.ParentRow.IndexOf(endCell), parentTable.IndexOf(endCell.ParentRow));
            // Create the range of cells to be merged based off these indices. Inverse each index if the end cell if before the start cell. 
            Rectangle mergeRange = new Rectangle(System.Math.Min(startCellPos.X, endCellPos.X), System.Math.Min(startCellPos.Y, endCellPos.Y),
                System.Math.Abs(endCellPos.X - startCellPos.X) + 1, System.Math.Abs(endCellPos.Y - startCellPos.Y) + 1);

            foreach (Row row in parentTable.Rows)
            {
                foreach (Cell cell in row.Cells)
                {
                    Point currentPos = new Point(row.IndexOf(cell), parentTable.IndexOf(row));

                    // Check if the current cell is inside our merge range then merge it.
                    if (mergeRange.Contains(currentPos))
                    {
                        if (currentPos.X == mergeRange.X)
                            cell.CellFormat.HorizontalMerge = CellMerge.First;
                        else
                            cell.CellFormat.HorizontalMerge = CellMerge.Previous;

                        if (currentPos.Y == mergeRange.Y)
                            cell.CellFormat.VerticalMerge = CellMerge.First;
                        else
                            cell.CellFormat.VerticalMerge = CellMerge.Previous;
                    }
                }
            }
        }