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HttpCapabilitiesBase.RequiresControlStateInSession Property
Visual Studio 2008
Gets a value indicating whether the browser requires control state to be maintained in sessions.
Assembly: System.Web (in System.Web.dll)
'Declaration Public ReadOnly Property RequiresControlStateInSession As Boolean 'Usage Dim instance As HttpCapabilitiesBase Dim value As Boolean value = instance.RequiresControlStateInSession
Property Value
Type: System.Booleantrue if the browser requires control state to be maintained in sessions; otherwise, false. The default is false.
The following code example shows how to determine whether the browser requires control state to be maintained in sessions.
<%@ page language="VB" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <script runat="server"> Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) CheckBrowserCaps() End Sub Function CheckBrowserCaps() Dim labelText As String = "" Dim myBrowserCaps As System.Web.HttpBrowserCapabilities = Request.Browser If (CType(myBrowserCaps, System.Web.Configuration.HttpCapabilitiesBase)).RequiresControlStateInSession Then labelText = "Browser requires control state to be maintained in sessions." Else labelText = "Browser does not require control state to be maintained in sessions." End If Label1.Text = labelText End Function 'CheckBrowserCaps </script> <html xmlns="http://www.w3.org/1999/xhtml" > <head> <title>Browser Capabilities Sample</title> </head> <body> <form runat="server" id="form1"> <div> Browser Capabilities: <p/><asp:Label ID="Label1" Runat="server" /> </div> </form> </body> </html>
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.
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