สงสัยเกี่ยวกับการแสดงข้อมูลของ Dropdownlist ในGridview

		'*** DropDownlist ***'
		With Me.myDDL1
			.DataSource = dt
			.DataTextField = "CountryName"
			.DataValueField = "CountryCode"
			.DataBind()
		End With

				'*** CountryCode ***'
				Dim ddlCountryCode As DropDownList = CType(e.Row.FindControl("ddlAddCountryCode"), DropDownList)
				IF Not IsNothing(ddlCountryCode) Then
					With ddlCountryCode
						.DataSource = DataTableCountryCode
						.DataTextField = "CountryName"
						.DataValueField = "CountryCode"
						.DataBind()
					End With						
				End IF