LinqDataSourceView::Update Method (IDictionary, IDictionary, IDictionary)

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Performs an update operation.

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

public:
int Update(
	IDictionary^ keys, 
	IDictionary^ values, 
	IDictionary^ oldValues
)

Parameters

keys
Type: System.Collections::IDictionary
The row key values for the records to update.
values
Type: System.Collections::IDictionary
The row values to update in the data source.
oldValues
Type: System.Collections::IDictionary
The row values that are evaluated to detect data conflicts.

Return Value

Type: System::Int32
The number of rows that were updated in the data source.

The Update method calls the ExecuteUpdate(IDictionary, IDictionary, IDictionary) method, passing the keys, values, and oldValues parameters.

For information about how to update data through a LinqDataSource control, see the Update(IDictionary, IDictionary, IDictionary) method of the LinqDataSource class.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008, Windows Server 2003

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
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