Get the controls that contain the updated values. from the Rows collection of the GridView control. Get the GridViewRow object that represents the row being edited values must be added manually to the NewValues dictionary. updated values from TemplateField column fields because they are not In this example, the GridView control will not automatically extract Void AuthorsGridView_RowUpdating (Object sender, GridViewUpdateEventArgs e) For more information, see Script Exploits Overview. By default, ASP.NET Web pages validate that user input does not include script or HTML elements. This example has a text box that accepts user input, which is a potential security threat. The value of the text box is then passed to a SqlDataSource control for updating in the data source.
MVC GRIDVIEW HOW TO
The following example demonstrates how to use a GridViewRow object to retrieve a TextBox control declared in a TemplateField field column's edit item template. Message.Text = "You selected " & firstName & " " & lastName & "." ' Display the name of the selected author. ' DataBoundLiteral control is the first control in theĭim firstNameLiteral As DataBoundLiteralControl = CType(selectRow.Cells(2).Controls(0), DataBoundLiteralControl)ĭim firstName As String = firstNameLiteral.Text ' Retrieve the DataBoundLiteral control from the cell. ' is automatically placed in DataBoundLiteral control. ' is used directly in the ItemTemplate, the field value ' In a TemplateField column where a data-binding expression ' of a cell is used to access a field value.ĭim lastName As String = selectRow.Cells(1).Text ' and automatically generated field columns, the Text property ' Get the author's first and last name from the appropriate ' Get the selected row from the GridView control.ĭim selectRow As GridViewRow = AuthorsGridView.SelectedRow Sub AuthorsGridView_SelectedIndexChanged(ByVal sender As Object, ByVal e As EventArgs) Message.Text = "You selected " + firstName + " " + lastName + "." Display the name of the selected author.
String firstName = firstNameLiteral.Text DataBoundLiteral control is the first control in theĭataBoundLiteralControl firstNameLiteral = (DataBoundLiteralControl) Retrieve the DataBoundLiteral control from the cell. is automatically placed in DataBoundLiteral control. is used directly in the ItemTemplate, the field value In a TemplateField column where a data-binding expression of a cell is used to access a field value. and automatically generated field columns, the Text property Get the author's first and last name from the appropriate GridViewRow selectRow = AuthorsGridView.SelectedRow Get the selected row from the GridView control. Void AuthorsGridView_SelectedIndexChanged(Object sender, EventArgs e) The following example demonstrates how to use a GridViewRow object to retrieve a field value from a cell in the GridView control and then display the value on the page. IDataItemContainer INamingContainer Examples
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