.aspx <asp:DataGrid id="DataGrid1" runat="server"> <Columns> <asp:TemplateColumn> <ItemTemplate> <asp:LinkButton id="cmdDel" runat="server" Text="Delete" CommandName="Delete" CausesValidation="false"> </asp:LinkButton> </ItemTemplate> </asp:TemplateColumn> </Columns> </asp:DataGrid> .vb Private Sub DataGrid1_ItemDataBound (ByVal sender As Object, ByVal e As DataGridItemEventArgs) Handles DataGrid1.ItemDataBound Dim l As LinkButton If e.Item.ItemType = ListItemType.Item Or e.Item.ItemType = ListItemType.AlternatingItem Then l = CType(e.Item.Cells(0).FindControl("cmdDel"), LinkButton) l.Attributes.Add("onclick", "return getconfirm();") End If End Sub js function getconfirm() { if (confirm("Do you want to delete record?")==true) return true; else return false; }
<asp:DataGrid id="DataGrid1" runat="server">
<Columns>
<asp:TemplateColumn>
<ItemTemplate>
<asp:LinkButton id="cmdDel"
runat="server" Text="Delete"
CommandName="Delete" CausesValidation="false">
</asp:LinkButton>
</ItemTemplate>
</asp:TemplateColumn>
</Columns>
</asp:DataGrid>
.vb
Private Sub DataGrid1_ItemDataBound
(ByVal sender As Object, ByVal e As DataGridItemEventArgs)
Handles DataGrid1.ItemDataBound
Dim l As LinkButton
If e.Item.ItemType = ListItemType.Item Or
e.Item.ItemType = ListItemType.AlternatingItem Then
l = CType(e.Item.Cells(0).FindControl("cmdDel"), LinkButton)
l.Attributes.Add("onclick", "return getconfirm();")
End If
End Sub
js
function getconfirm()
{
if (confirm("Do you want to delete record?")==true)
return true;
else
return false;
}
l.Attributes.Add("onclick", "return getconfirm();")
应该改为l.Attributes.Add("onclick","if(getconfirm){return};")