<configuration>
  <system.diagnostics>
    <trace autoflush="false" indentsize="4">
      <listeners>
        <add name="myListener" 
          type="System.Diagnostics.TextWriterTraceListener" 
          initializeData="TextWriterOutput.log" />
        <remove name="Default" />
      </listeners>
    </trace>
  </system.diagnostics>
</configuration>

Public Class Sample
    
    Public Shared Sub Main()
        ' Create a file for output named TestFile.txt.
        Dim myFile As Stream = File.Create("TestFile.txt")
        
        ' Create a new text writer using the output stream, and add it to
        ' the trace listeners. 
        Dim myTextListener As New TextWriterTraceListener(myFile)
        Trace.Listeners.Add(myTextListener)

        
        ' Write output to the file.
        Trace.Write("Test output ")
        
        ' Flush the output.
        Trace.Flush() 

        System.Environment.ExitCode = 0
    End Sub

End Class

public class Sample
{

public static int Main(string[] args) {
    // Create a file for output named TestFile.txt.
    Stream myFile = File.Create("TestFile.txt");
 
    /* Create a new text writer using the output stream, and add it to
     * the trace listeners. */
    TextWriterTraceListener myTextListener = new 
       TextWriterTraceListener(myFile);
    Trace.Listeners.Add(myTextListener);
 
    // Write output to the file.
    Trace.Write("Test output ");
 

    // Flush the output.
    Trace.Flush(); 

    return 0;
 }

}

void main()
{
   #if defined(TRACE)
   // Create a file for output named TestFile.txt.
   Stream^ myFile = File::Create( "TestFile.txt" );
   
   // Create a new text writer using the output stream and
   // add it to the trace listeners.
   TextWriterTraceListener^ myTextListener = 
      gcnew TextWriterTraceListener( myFile );
   Trace::Listeners->Add( myTextListener );
  
   // Write output to the file.
   Trace::Write( "Test output " );
  
   // Flush the output.
   Trace::Flush();
   Trace::Close();
   #endif
}

public class Sample
{
    public static void main(String[] args)
    {
        // Create a file for output named TestFile.txt.
        Stream myFile = File.Create("TestFile.txt");

        /* Create a new text writer using the output stream, and add it to
         * the trace listeners.
         */
        TextWriterTraceListener myTextListener = 
            new TextWriterTraceListener(myFile);
        Trace.get_Listeners().Add(myTextListener);

        // Write output to the file.
        Trace.Write("Test output ");

        // Flush the output.
        Trace.Flush();
        return;
    } //main
} //Sample