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[uuid(75f158a0-cadd-11d2-8cca-0060b0fc14a3)]

  
interface nsIBidirectionalEnumerator : nsIEnumerator








  
    
Methods

    

  
      

        
 Last will reset the list to the end. will return NS_FAILED if no items


        


  
  void
  last()


      

  

  
      

        
 Prev will decrement the list. will return failed if already at beginning


        


  
  void
  prev()