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BorderStyle Enumeration

Specifies the border style of a control.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

public enum BorderStyle

Member nameDescription
DashedA dashed line border.
DottedA dotted line border.
DoubleA double solid line border.
GrooveA grooved border for a sunken border appearance.
InsetAn inset border for a sunken control appearance.
NoneNo border.
NotSetNo set border style.
OutsetAn outset border for a raised control appearance.
RidgeA ridged border for a raised border appearance.
SolidA solid line border.

The BorderStyle enumeration represents the different border style options for a control.

The width of the border is controlled by using the BorderWidth property of the WebControl class.


When using the Double style, the border width you specify must be at least 3 pixels wide to accommodate both lines and the space in between.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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