Page Lifecycle ASP.Net Tutorial

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  4. Take advantage of page-level tracing
<%@ Page Language="C#" Trace="true" %>
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

    void Page_Load()
    {
        for (int counter = 0; counter < 10; counter++)
        {
            ListBox1.Items.Add("item " + counter.ToString());
            Trace.Warn("counter=" + counter.ToString());
        }
    }



    Page Trace


    
    

            id="ListBox1"
        Runat="server" />