XML Flash ActionScript

package{
  import flash.display.Sprite;
  
  public class Main extends Sprite{
    public function Main(){
        var contentTest:XML = 
                                
                                Lorem Ipsum
                                
                                   
                                

                              
;
        trace(contentTest.a.hasSimpleContent());  // Displays: true
        trace(contentTest.b.hasSimpleContent());  // Displays: true
        trace(contentTest.c.hasSimpleContent());  // Displays: false
        trace(contentTest.d.hasComplexContent()); // Displays: false
    }
  }
}