如何通过自定义验证器验证gridview是否为空

本文关键字：验证是否 gridview 何通过自定义 | 更新日期: 2023-09-27 18:09:44

如何通过custom validator:

验证gridview是否为空

 <asp:CustomValidator ID="CustomValidator1" runat="server" ErrorMessage="!!! "
                                        ControlToValidate="GridView1" ValidationGroup="Add_valid" OnServerValidate="CustomValidator1_ServerValidate"></asp:CustomValidator>

  protected void CustomValidator1_ServerValidate(object source, ServerValidateEventArgs args)
  {
  }

如何通过自定义验证器验证gridview是否为空

try this.

 protected void CustomValidator1_ServerValidate(object source, ServerValidateEventArgs args)
  {
if(yourGridViewId.Rows.Count<1)
args.IsValid=false;
  }