' Check whether source exist in event log.
If False = EventLog.SourceExists(mySource) Then
   ' Create a new source in a specified log on a system.
   EventLog.CreateEventSource(mySource, myLog)
End If
' Create an event log instance.
myEventLog = New EventLog(myLog)
' Initialize source property of obtained instance.
myEventLog.Source = mySource
Select Case myIntLog
   Case 1
      ' Write an 'Error' entry in specified log of event log.
      myEventLog.WriteEntry(myMessage, EventLogEntryType.Error, myID)
   Case 2
      ' Write a 'Warning' entry in specified log of event log.
      myEventLog.WriteEntry(myMessage, EventLogEntryType.Warning, myID)
   Case 3
      ' Write an 'Information' entry in specified log of event log.
      myEventLog.WriteEntry(myMessage, EventLogEntryType.Information, myID)
   Case 4
      ' Write a 'FailureAudit' entry in specified log of event log.
      myEventLog.WriteEntry(myMessage, EventLogEntryType.FailureAudit, myID)
   Case 5
      ' Write a 'SuccessAudit' entry in specified log of event log.
      myEventLog.WriteEntry(myMessage, EventLogEntryType.SuccessAudit, myID)
   Case Else
      Console.WriteLine("Error: Failed to create an event in event log.")
End Select
Console.WriteLine("A new event in log '{0}' with ID '{1}' " + _
         "is successfully written into event log.", myEventLog.Log, myID)

// Check whether source exist in event log.
if( false == EventLog.SourceExists( mySource ))
{
   // Create a new source in a specified log on a system.
   EventLog.CreateEventSource( mySource, myLog );
}
// Create an event log instance.
myEventLog = new EventLog( myLog );
// Initialize source property of obtained instance.
myEventLog.Source = mySource;
switch( myIntLog )
{
   case 1:
      // Write an 'Error' entry in specified log of event log.
      myEventLog.WriteEntry( myMessage, EventLogEntryType.Error, myID );
      break;
   case 2:
      // Write a 'Warning' entry in specified log of event log.
      myEventLog.WriteEntry( myMessage, EventLogEntryType.Warning, myID );
      break;
   case 3:
      // Write an 'Information' entry in specified log of event log.
      myEventLog.WriteEntry( myMessage, EventLogEntryType.Information, myID );
      break;
   case 4:
      // Write a 'FailureAudit' entry in specified log of event log.
      myEventLog.WriteEntry( myMessage, EventLogEntryType.FailureAudit, myID );
      break;
   case 5:
      // Write a 'SuccessAudit' entry in specified log of event log.
      myEventLog.WriteEntry( myMessage, EventLogEntryType.SuccessAudit, myID );
      break;
   default:
      Console.WriteLine("Error: Failed to create an event in event log.");
     break;
}
Console.WriteLine("A new event in log '{0}' with ID '{1}' " 
   +"is successfully written into event log.", 
   myEventLog.Log, myID );

// Check whether source exist in event log.
if (  !EventLog::SourceExists( mySource ) )
{
   
   // Create a new source in a specified log on a system.
   EventLog::CreateEventSource( mySource, myLog );
}

// Create an event log instance.* myEventLog = new EventLog(myLog);
// Initialize source property of obtained instance.
myEventLog->Source = mySource;
switch ( myIntLog )
{
   case 1:
      
      // Write an 'Error' entry in specified log of event log.
      myEventLog->WriteEntry( myMessage, EventLogEntryType::Error, myID );
      break;

   case 2:
      
      // Write a 'Warning' entry in specified log of event log.
      myEventLog->WriteEntry( myMessage, EventLogEntryType::Warning, myID );
      break;

   case 3:
      
      // Write an 'Information' entry in specified log of event log.
      myEventLog->WriteEntry( myMessage, EventLogEntryType::Information, myID );
      break;

   case 4:
      
      // Write a 'FailureAudit' entry in specified log of event log.
      myEventLog->WriteEntry( myMessage, EventLogEntryType::FailureAudit, myID );
      break;

   case 5:
      
      // Write a 'SuccessAudit' entry in specified log of event log.
      myEventLog->WriteEntry( myMessage, EventLogEntryType::SuccessAudit, myID );
      break;

   default:
      Console::WriteLine( "Error: Failed to create an event in event log." );
      break;
}
Console::WriteLine( "A new event in log '{0}' with ID '{1}' is successfully written into event log.", myEventLog->Log, myID );

// Check whether source exist in event log.
if (false == EventLog.SourceExists(mySource)) {
    // Create a new source in a specified log on a system.
    EventLog.CreateEventSource(mySource, myLog);
}
// Create an event log instance.
myEventLog = new EventLog(myLog);
// Initialize source property of obtained instance.
myEventLog.set_Source(mySource);
switch (myIntLog) {
    case 1 :
        // Write an 'Error' entry in specified log of event log.
        myEventLog.WriteEntry(myMessage, 
            EventLogEntryType.Error, myID);
        break;
    case 2 :
        // Write a 'Warning' entry in specified log of event log.
        myEventLog.WriteEntry(myMessage, 
            EventLogEntryType.Warning, myID);
        break;
    case 3 :
        // Write an 'Information' entry in specified log of
        // event log.
        myEventLog.WriteEntry(myMessage,
            EventLogEntryType.Information, myID);
        break;
    case 4 :
        // Write a 'FailureAudit' entry in specified log of 
        // event log.
        myEventLog.WriteEntry(myMessage, 
            EventLogEntryType.FailureAudit, myID);
        break;
    case 5 :
        // Write a 'SuccessAudit' entry in specified 
        // log of event log.
        myEventLog.WriteEntry(myMessage,
            EventLogEntryType.SuccessAudit, myID);
        break;
    default :
        Console.WriteLine("Error: Failed to create an event "
            + "in event log.");
        break;
}
Console.WriteLine("A new event in log '{0}' with ID '{1}' " 
    + "is successfully written into event log.",
    myEventLog.get_Log(),(Int32) myID);