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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.

I have loads of codes here, because ive tried every way possible. Public Sub GV_Student Record_Row Editing(By Val sender As Object, By Val e As System.

I have a gridview which will populate at Page Load.

net gridview rowupdating-8

Net gridview rowupdating

Redirect("~/Login Page.aspx") End Sub Private Sub Update Record(By Val Taken Date As String, By Val Status As String) Dim str Table Name As String = LBSubject Code. Text Dim conn String As String = Configuration Manager. Connection String Dim my Conn As New Sql Connection(conn String) Dim sql Statement As String = "UPDATE " & str Table Name & " SET Taken Date = @Taken Date, Status = @Status" Try my Conn.

Sql Exception Dim msg As String = "Insert/Update Error:" msg = ex. Close() End Try End Sub Protected Sub Page_Load(By Val sender As Object, By Val e As System. Query String("subjectcode") Dim str Section As String = Request.

Text This is a class attendance taking system, i want the lecturer to be able to edit student's attendance record in case there was a mistake. Command Text = "Select Taken Date, Status FROM " & str Table Name & " WHERE Student [email protected] ID AND Subject [email protected] Code AND [email protected]" With command.

Then I display my Grid View with Taken Date and Status where Student ID = LBStudent ID. Query String("subjectcode") Dim str Section As String = Request.

Then i want the user to be able to edit any row in the gridview, so i did this: Now I know i hav to use Row Editing event, Row Updating Event, Row Canceling Edit event to make everything work. I hoping someone could point me in the right direction on how to use these 3 events, what syntax/coding should i use to handle these 3 events.

I connect to my database and gave it a SELECT query and it works fine. Grid View Edit Event Args) Handles GV_Student Record. Row Updating Dim conn String As String = Configuration Manager. Connection String Dim e Date, e Status As String Dim str Table Name As String = LBSubject Code. Grid View Update Event Args) Handles GV_Student Record. Query String("student ID") Dim str Subject Code As String = Request. Text = str Section Dim str Table Name As String = LBSubject Code. Text Dim conn String As String = Configuration Manager. Connection String Using my Conn As New Sql Connection(conn String) my Conn. You can use the online code converter below to convert it to VB.

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