XML Flash ActionScript

package{
  import flash.display.Sprite;
  
  public class Main extends Sprite{
    public function Main(){
        var novel:XML = 
            
            
            ActionScript
            J, J
            
            Books Ltd
            
          
        
        novel.ignoreComments = false;
        novel.ignoreProcessingInstructions = false;
        
        trace(novel.comments(  )[0]);                // 
        trace(novel.comments(  )[1]);                // 
        trace(novel.processingInstructions(  )[0]);  // 
        trace(novel.processingInstructions(  )[1]);  // 
    }
  }
}