Gets the object that represents the result of a data operation.
Assembly: System.Web.Extensions (in System.Web.Extensions.dll)
You use theproperty to examine values returned from a data operation. You can retrieve output parameters from a data operation or modify the values returned from a query.
The data stored in the TableName property, with the original values that were deleted from the data source. When you insert or update data, the property contains an object of the type specified in the TableName property, with the new values that were saved to the data source. When you select data, the property contains the results of the query.property depends on the type of data operation that has been performed. When you delete data, the property contains an object of the type specified in the
If the select query involves grouping the data or selecting a subset of properties from the type specified in the TableName property, the property contains an object of a dynamically created type. Otherwise, the property contains an object of the type specified in the TableName property.
The following example shows an event handler for the Inserted event. In the event handler, if the Exception property is null, the product ID is retrieved from the object in the property. The product ID is a primary key for the table and is set by the database, therefore the value is not known until the insert operation has finished. The exception message is logged if the Exception property is not equal to null. The ExceptionHandled property is then set to true.
Protected Sub LinqDataSource_Inserted(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.LinqDataSourceStatusEventArgs) If (IsNothing(e.Exception)) Then Dim newProduct As Product newProduct = CType(e.Result, Product) Literal1.Text = "The new product id is " & newProduct.ProductID Literal1.Visible = True Else LogError(e.Exception.Message) Literal1.Text = "We are sorry. There was a problem saving the record. The administrator has been notified." Literal1.Visible = True e.ExceptionHandled = True End If End Sub
Available since 3.5