下面是代碼。驗證摘要從不顯示。我想添加驗證組,但沒有幫助。必填字段驗證器不能在特定頁面上工作
<td style="text-align: left">
<asp:TextBox ID="txtccnum" runat="server" Width="100%"></asp:TextBox>
</td>
<td style="text-align: left">
<asp:RequiredFieldValidator ID="RequiredFieldValidator12" runat="server"
ControlToValidate="txtccnum" ErrorMessage="Credit Card # Cannot be empty">*
</asp:RequiredFieldValidator>
</td>
<asp:ValidationSummary ID="ValidationSummary2" runat="server" ShowMessageBox="True"
ShowSummary="False" DisplayMode="BulletList" Width="700px" />
<asp:Button ID="btnapply" Text="NEXT" runat="server" OnClick="btnapply_Click" />
你知道驗證摘要中顯示的內容嗎? http://stackoverflow.com/questions/2182205/validation-summary-problem –