Updating a row in a gridview
NET View_Insert_Edit_Update_If using Sql Data Source about Data Access then you can refer here Hope that helps! Now you can ask questions directly to me on my new site ASPForums.
Data Bind() Dim columncount As Integer = grid View. To cancel the update operation, set the collections, if necessary, before the values are passed to the data source.A common way to use these collections is to HTML-encode the values supplied by the user before they are stored in the data source. Find Control("txtcity"), Text Box) Dim state As Text Box = Direct Cast(grid View. Find Control("txtstate"), Text Box) Dim zip As Text Box = Direct Cast(grid View. " End If End Sub Protected Sub grid View_Row Data Bound(By Val sender As Object, By Val e As Grid View Row Event Args) If e.
Data Item, "stor_id")) Dim lnkbtnresult As Button = Direct Cast(e. Find Control("Button Delete"), Button) If lnkbtnresult Is Not Nothing Then lnkbtnresult.
A datakey represents the primary key field or field of a record that can uniquely identify it in a data-bound control. Row Index represents the index of the particular row.
Many a times in our applications we use primary keys to get control of the particular record in the gridview.
In this article we create a Gridview from database and add some additional operations such a add, edit and delete data in the Grid View control.
In the previous article , we learned how to create a simple Grid View at runtime .
In this example, I am going to retrieve values from categories table of Northwind database. Drag a Grid View into the Web Form and assign Data Key Names property with the primary key column i.e. In the gdview_Row Editing and gdview_Row Deleting event, we have used the below code to retrieve categoryid from datakey of Grid View, int catid = int.