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WebControl.ToolTip Property

Gets or sets the text displayed when the mouse pointer hovers over the Web server control.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)
abstract ToolTip : string with get, set
override ToolTip : string with get, set
<asp:WebControl ToolTip="String" />

Property Value

Type: System.String
The text displayed when the mouse pointer hovers over the Web server control. The default is String.Empty.

Use the ToolTip property to specify the custom text that is displayed when the mouse pointer hovers over the Web server control.

NoteNote

This property is rendered for all browsers. However, only Microsoft Internet Explorer will display this property as a ToolTip. All other browsers will ignore this property.

The value of this property, when set, can be saved automatically to a resource file by using a designer tool. For more information, see LocalizableAttribute and ASP.NET Globalization and Localization.

The following example illustrates how to set the ToolTip property on the Button control, which is inherited from the WebControl base class.

NoteNote

The following code sample uses the single-file code model and may not work correctly if copied directly into a code-behind file. This code sample must be copied into an empty text file that has an .aspx extension. For more information on the Web Forms code model, see ASP.NET Web Page Code Model.

No code example is currently available or this language may not be supported.

.NET Framework

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

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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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