Border::LineStyle property
Office 2013 and later
Returns or sets the line style for the border.
Namespace: Microsoft.Office.Interop.Excel
Assembly: Microsoft.Office.Interop.Excel (in Microsoft.Office.Interop.Excel.dll)
XlLineStyle can be one of these XlLineStyle constants:
xlContinuous
xlDash
xlDashDot
xlDashDotDot
xlDot
xlDouble
xlSlantDashDot
xlLineStyleNone
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