[scriptable, uuid(83b6019c-cbc4-11d2-8cca-0060b0fc14a3)]

  
interface nsICollection : nsISerializable


  

          
Methods

    

              

          

          

  
    
    void
  AppendElement(in nsISupports item)

        

              

          

          

  
    
    void
  Clear()

        

              

          

          

  
    
    PRUint32
  Count()

        

              

          

          

  
    
    nsIEnumerator
  Enumerate()

        

              

          

          

  
    
    nsISupports
  GetElementAt(in PRUint32 index)

        

              

          

          

  
    
    void
  QueryElementAt(in PRUint32 index, in nsIIDRef uuid, [retval, iid_is(uuid)] out nsQIResult result)

        

              

          

          

  
    
    void
  RemoveElement(in nsISupports item)

        

              

          

          

  
    
    void
  SetElementAt(in PRUint32 index, in nsISupports item)