iOS基础篇——OC 类的继承介绍

Protected Sub DropDownList1_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs)
Dim Conn As New SqlConnection(ConfigurationManager.ConnectionStrings("ConnectionString").ConnectionString)
Conn.Open()
Dim Da As SqlDataAdapter
Dim Rs2 As DataSet
Dim Dt As DataTable
Da = New SqlDataAdapter("select * from blog_reg where blog_user='" & DropDownList1.SelectedValue & "'", Conn)
Rs2 = New DataSet()
Da.Fill(Rs2, "list2")
Dt = Rs2.Tables("list2")
GridView1.DataSource = Rs2.Tables("list2").DefaultView
GridView1.DataBind()
blog_user.Text = Dt.Rows(0).Item("blog_user").ToString
blog_nc.Text = Dt.Rows(0).Item("blog_nc").ToString
blog_pwd.Text = Dt.Rows(0).Item("blog_pass").ToString
blog_name.Text = Dt.Rows(0).Item("blog_name").ToString
blog_city.Text = Dt.Rows(0).Item("city1").ToString
regtime.Text = Dt.Rows(0).Item("reg_time").ToString
Rs2 = Nothing
End Sub

<asp:DropDownList ID="DropDownList1" runat="server" AutoPostBack="True" OnSelectedIndexChanged="DropDownList1_SelectedIndexChanged" AppendDataBoundItems="True" >
</asp:DropDownList>