I want to find an item in the datalist on page load method this is my code
protected void Page_Load(object sender, EventArgs e)
{
//some code here
for (int i = 0; i < count ; i++)
{
LinkButton LinkButton6 = (LinkButton)sender;
DataListItem item = (DataListItem)LinkButton6.NamingContainer;
LinkButton lnkbtn6 = (LinkButton)DataList1.Items[item.ItemIndex].FindControl("LinkButton6");
}
}
but this error appears to me :Unable to cast object of type 'ASP.default2_aspx' to type 'System.Web.UI.WebControls.LinkButton'.
Page_Load
is not an event triggered by LinkButton so sender cannot be a LinkButton. It is a Page event. Use OnItemDataBound
instead
Markup
<asp:DataList OnItemDataBound="DataList1_OnItemDataBound" runat="server" ID="MdataList">
<ItemTemplate>
<asp:LinkButton runat="server" ID="LinkButton6" Text="Text"></asp:LinkButton>
</ItemTemplate>
</asp:DataList>
Codebehind
protected void Page_Load(object sender, EventArgs e)
{
}
protected void DataList1_OnItemDataBound(object sender, DataListItemEventArgs e)
{
LinkButton lnkBtn6 = (LinkButton)e.Item.FindControl("LinkButton6");
lnkBtn6.Text = "Some Text Here";
}
On this line:
LinkButton LinkButton6 = (LinkButton)sender;
the sender
object is the Page
, not LinkButton
, isn't it?
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