      *  Indicates that one or more items were updated within the collection.
      *  The affected item(s) or their associated ObjectChangeEvent objects
      *  are stored in the <code>items</code> property.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public static const UPDATE:String = "update";
 }

     *  Indicates that the item has moved from the position identified
     *  by the CollectionEvent <code>oldLocation</code> property to the 
	 *  position identified by the <code>location</code> property.
     */
    public static const MOVE:String = "move";

    /**
     *  Indicates that the collection applied a sort, a filter, or both.
     *  This change can potentially be easier to handle than a RESET.
     */
    public static const REFRESH:String = "refresh";

    /**
     *  Indicates that the collection removed an item or items.
     */
    public static const REMOVE:String = "remove";

    /**
     *  Indicates that the item at the position identified by the 
     *  CollectionEvent <code>location</code> property has been replaced.
     */
    public static const REPLACE:String = "replace";



    /**
     *  Indicates that the collection added an item or items.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public static const ADD:String = "add";

