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ListView.ExtractItemValues Method

Retrieves the values of each field that is declared in the specified item, and stores them in the specified IOrderedDictionary object.

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

'Declaration
Public Overridable Sub ExtractItemValues ( _
	itemValues As IOrderedDictionary, _
	item As ListViewItem, _
	includePrimaryKey As Boolean _
)

Parameters

itemValues
Type: System.Collections.Specialized.IOrderedDictionary

A dictionary object that is used to store the field values.

item
Type: System.Web.UI.WebControls.ListViewItem

The ListViewItem object from which to retrieve the field values.

includePrimaryKey
Type: System.Boolean

true to include the primary key field or fields; otherwise, false.

ExceptionCondition
ArgumentNullException

itemValues is Nothing.

InvalidOperationException

item is not a ListViewDataItem object.

The ExtractItemValues method is a helper method that is called by the ListView control to retrieve the values of each field that is declared in item. You can specify whether the extracted values include key fields by using the includePrimaryKey parameter.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5

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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