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DropDownList.LoadPostData Method

Processes postback data for the DropDownList control.

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

'Declaration
Protected Overridable Function LoadPostData ( _
	postDataKey As String, _
	postCollection As NameValueCollection _
) As Boolean

Parameters

postDataKey
Type: System.String

The index within the posted collection that references the content to load.

postCollection
Type: System.Collections.Specialized.NameValueCollection

The collection of all incoming name values posted to the server.

Return Value

Type: System.Boolean
true if the DropDownList control's state changes as a result of the postback event; otherwise, false.

The ASP.NET page framework tracks all the server controls that return true from this method call, and then invokes the RaisePostDataChangedEvent method on the DropDownList control.

.NET Framework

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

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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