ASP.NET

protected void Button1_Click(object sender, EventArgs e)
    {
        for (int i = 0; i < GridView1.Rows.Count; i++)
        {

            CheckBox chbox = GridView1.Rows[i].Cells[0].FindControl("CheckBox1") as CheckBox;

            if (chbox.Checked == true)
            {
                string conn = ConfigurationManager.ConnectionStrings["Test_T3ConnectionString2"].ConnectionString;
                SqlConnection con = new SqlConnection(conn);
                string query = "select prod_name,price from products where prod_id = '" + GridView1.Rows[i].Cells[1].Text + "'";
                SqlCommand cmd = new SqlCommand(query, con);
                SqlDataAdapter da = new SqlDataAdapter(cmd);
                DataTable dt = new DataTable();
                da.Fill(dt);

                GridView2.DataSource = dt;
                GridView2.DataBind();
            }

        }
    }

Dim c As New CommonCode()

    Public ReadOnly Property C As CommonCode
        Get
            If C Is Nothing Then C = New CommonCode
            Return C
        End Get
    End Property


Protected Sub btnPostComment_Click(sender As Object, e As EventArgs)

  Dim name As String = IIf(txtName.Text = [String].Empty, "Anonymous", txtName.Text)
        If txtComments.Text <> [String].Empty Then
            c.PostComment(ID, name, txtComments.Text, RadRating.Value)
        End If
    End Sub

Protected Sub Page_Unload(sender As Object, e As System.EventArgs) Handles Me.Unload
        c = Nothing
    End Sub