如何使用Custome Validator控件验证Gridview文本框

问题描述：

我有网格视图，其中包含9行和8列我必须在单个按钮控件外侧使用自定义验证检查所有文本框是否为空格栅视图

I have grid view which contains 9 rows and 8 columns i have to check all text boxes are not empty using custom validation on single Button Control out side the grid view

答

http://forums.asp.net/t/1918513.aspx [ ^ ]

<asp:TemplateField HeaderText="Received Amount">
             <EditItemTemplate>
             <asp:TextBox runat="server" ID="txt_recamt" Width="90px"></asp:TextBox>
            <asp:RequiredFieldValidator ID="RFVrecamt" runat="server" ControlToValidate="txt_recamt" Display="None" ErrorMessage="Must Enter Received Amount" ValidationGroup="duereport"></asp:RequiredFieldValidator>
         
           </EditItemTemplate>
          </asp:TemplateField>

如何使用Custome Validator控件验证Gridview文本框

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