traceisenabled.aspx
来自「asp.net技术内幕的书配源码」· ASPX 代码 · 共 47 行
ASPX
47 行
<%@ Page Language="C#" Trace="True" %>
<script language="C#" runat=server>
void Page_Load(Object sender , EventArgs e)
{
ArrayList colArrayList;
string strTraceMessage= "";
colArrayList = new ArrayList();
colArrayList.Add( "red" );
colArrayList.Add( "green" );
colArrayList.Add( "aliceblue" );
if ( Trace.IsEnabled )
{
foreach ( string strItem in colArrayList)
strTraceMessage += strItem + ",".ToString();
Trace.Warn(strTraceMessage);
}
dropColors.DataSource = colArrayList;
dropColors.DataBind();
}
</Script>
<html>
<head><title>TraceIsEnabled.aspx</title></html>
<body>
<form Runat="Server">
<h2>Enter your Favorite Color</h2>
<b>Favorite Color:<b>
<asp:DropDownList
ID="dropColors"
Runat="Server" />
</form>
</body>
</html>
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