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WinForms Controls > Controls and Libraries > Tree List > Visual Elements > Column Separators
View this topic on docs.devexpress.com (Learn more)

Column Separators

Column separators are vertical grid lines on both sides of a column that separate this column from others.

The table below enumerates the main element settings:

Background color The TreeListAppearanceCollection.Separator property
Width The TreeListColumn.SeparatorWidth and TreeListBand.SeparatorWidth properties

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