AcDbTable::unmergeCells

virtual Acad::ErrorStatus unmergeCells(
    int minRow, 
    int maxRow, 
    int minCol, 
    int maxCol
);

This function unmerges a rectangular region of cells. The total number of cells unmerged is

((maxRow - minRow) + 1) * ((maxCol - minCol) + 1)

Returns Acad::eOk if successful. Otherwise, returns Acad::eInvalidInput.

Parameters	Description
minRow	Input zero-based lower bound of row index
maxRow	Input zero-based upper bound of row index
minCol	Input zero-based lower bound of column index
maxCol	Input zero-based upper bound of column index