如何通过自定义验证器验证gridview是否为空？

Question

如何通过custom validator验证GridView控件的空虚：

---

<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) 
    { 

    } 

Answer 1

试试这个..

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