*MergeColumns()
Merges several columns of a form or a tableform into a single column.
Syntax
*MergeColumns(row_1,col_1,row_2,col_2)
    Arguments
- row_1
 - Row number of the starting cell from which to merge.
 - col_1
 - Column number of the starting cell from which to merge.
 - row_2
 - Row number of the ending cell to which to merge.
 - col_2
 - Column number of the ending cell to which to merge.
 
Example
*DefineForm(form_def_name_sdf, table)
...
   *MergeColumns(9, 1, 10, 8)
...
*EndDefine()
    Context
Comments
When used in a *DefineTableForm() block, the specified columns are merged in every record of the table form.