Gridview rowupdating dataset

23-Sep-2016 23:06 by 7 Comments

Gridview rowupdating dataset

Figure 2 For Editing a Gridview: Fogure 3 In Gridview Events: Double Click on Row Editing Event and write below code When you click on Edit link it shows Update, Cancel links For Updating a Gridview: Figure 4 Updating link is used to update a Particular row in emp table using Gridview. Find Control("lblid"); Text Box textname = (Text Box)row. Open(); Sql Command cmd = new Sql Command("update emp set marks=" textmarks. Double click on Row Updating Event and write below code protected void Grid View1_Row Updating(object sender, Grid View Update Event Args e) { Grid View Row row = (Grid View Row)Grid View1. Find Control("textbox1"); Text Box textmarks = (Text Box)row.

If you are new to using a grid control, I would recommend you to read my blogs “Using Grid View in ASP. The Eval method takes the name of a data field and returns a string containing the value of that field from the current record in the data source.

Grid View displays the values of a data source in a table where each column represents a field and each row represents a record.

It enables you to select, sort, and edit these items.

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Figure 1 Next we have to write a code for editing,updating,cancel: In source code we have to add is used to Edit the Row in Gridview.

Here I am going to Edit only two columns name and marks. Net while am trying to update the row it was not getting updated. Find Control("txt Name3"), Text Box) 'doupdate(txt Name1, txt Name2, txtname3, txt Name) 'con. Instead, it throw an exception Object reference not set to an instance. Protected Sub Grid View1_Row Updating(By Val sender As Object, By Val e As System. Open() cmd = New My Sql Command("update login set username='" & txt Name1. 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. A couple of days ago I mentioned a project that I’ve been working on that is a bit out of the ordinary as far as Grid Views go.One of the issues I’ve had is that the edit template doesn’t map to the view template very well. You see, the data that gets stored back to the database during the edit could go to two of four different tables.

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