How to use RadioButtonList in GridView in ASP.NET?

Question

I want to use RadioButtonList in GridView for selecting i.e:yes no or true false.... thank you for helps

Kirtan Patel · Answer

Hi Use Code Like Below For Assigning Value to RadioButtonList Control in GridView while (rd.Read()) { if (Convert.ToBoolean(rd[0].ToString())) { ((RadioButtonList)(GridView1.Rows[i].FindControl( RadioButtonList2 ))).SelectedIndex = 0; } else { ((RadioButtonList)(GridView1.Rows[i].FindControl( RadioButtonList2 ))).SelectedIndex = 1;; } i++; } rd.Close(); con.Close(); }

kadir · Answer

YesI am understand you.thank you for replying. But I don't using RadioButtonList GridView dynamically. Value that is coming database i.e true or false.I use this value for RadioButtonList.SelectedIndex I try to below code this process but I take error: object reference not set to an instance of an object. protected void GridView1_RowEditing( object sender GridViewEditEventArgs e) { GridView1.EditIndex = e.NewEditIndex; Label1.Text = string .Empty; getLogo(); durumDoldurediting(); } void durumDoldurediting() { SqlCommand cmd4 = new SqlCommand ( select LDurum from proLogo  con); con.Open(); SqlDataReader rd = cmd4.ExecuteReader(); int i = 0; RadioButtonList rdbl = new RadioButtonList (); while (rd.Read()) { rdbl = (GridView1.Rows[i].FindControl( RadioButtonList2 ) as RadioButtonList ); if ( Convert .ToBoolean(rd[0].ToString())) { rdbl.SelectedIndex = 0; //(GridView1.Rows[i].FindControl(RadioButtonList) as RadioButtonList).SelectedIndex = 0; } else { rdbl.SelectedIndex = 1; //GridView1.Rows[i].FindControl(RadioButtonList) as RadioButtonList).SelectedIndex = 1; } i++; } rd.Close(); con.Close(); } aspx code below: EditItemTemplate> Aktif Pasif EditItemTemplate > thank you for helps

Kirtan Patel · Answer

Its Very Simple to Add Radio Button List to Grid View Just Add Columns You want to Work With in Grid 1. Click on Smart Tag icon of Grid > Edit Columns Add Few Columns 2. Select Any Column and Click Convert This Field to Template and Click ok 3. Again Click on Smart Tag and Click Edit Template 4. Drag Drop RadioButtonList ito Item Template 6. You Are Done !!