Question

I am binding a List<string> to a Repeater control. Now I want to use the Eval function
to display the contents in ItemTemplate like

<%# Eval("NAME") %>.  

But I am not sure what I should use instead of NAME.

Answer 1

Just use <%# Container.DataItem.ToString() %>

If you are worried about null values you may want to refactor to this (.NET 6+)

<asp:Repeater ID="repeater" runat="server">
    <ItemTemplate>
        <%# Container.DataItem?.ToString() ?? string.Empty%>
    </ItemTemplate>
</asp:Repeater>

Note if you are using less than .NET 6 you cannot use the null-conditional operator Container.DataItem?.ToString()