This documentation is archived and is not being maintained.

CheckBox::AutoPostBack Property

Gets or sets a value indicating whether the CheckBox state automatically posts back to the server when clicked.

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

[ThemeableAttribute(false)]
public:
virtual property bool AutoPostBack {
	bool get ();
	void set (bool value);
}
<asp:CheckBox AutoPostBack="True|False" />

Property Value

Type: System::Boolean
true to automatically post the state of the CheckBox control to the server when it is clicked; otherwise, false. The default is false.

Use this property to specify whether the state of the CheckBox control is posted back to the server when clicked.

NoteNote:

Setting this property to true causes a round trip to the server every time the control is clicked.

This property cannot be set by themes or style sheet themes. For more information, see ThemeableAttribute and ASP.NET Themes and Skins Overview.

TopicLocation
How to: Specify Whether ASP.NET Web Server Controls Post to the ServerBuilding ASP .NET Web Applications
How to: Specify Whether ASP.NET Web Server Controls Post to the ServerBuilding ASP .NET Web Applications
Walkthrough: Validating User Input in a Web Forms PageBuilding ASP .NET Web Applications in Visual Studio

The following example demonstrates how to use the AutoPostBack property to automatically post the state of the CheckBox control to the server when the control is clicked.

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.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

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