A DividerLineEnum expression that indicates the type of the line in the divider
item.
By default, the ItemDividerLine property is SingleLine. The
ItemDividerLine property specifies the type of line that underlines a divider
item. Use the ItemDivider
property to define a divider item. Use the ItemDividerLine and ItemDividerAlignment
properties to define the style of the line into the divider item. Use the CellMerge
property to merge two or more cells.