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Set count and start index for Repeater

<?xml version="1.0"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">     <mx:Script>              [Bindable]         public var myArray:Array=[1, 2, 3, 4, 5, 6];        </mx:Script>     <mx:ArrayCollection id="myAC" source="{myArray}"/>     <mx:Repeater id="myrep" dataProvider="{myAC}" count="6">        <mx:Label id="Label1" text="Value: {myrep.currentItem}, Loop {myrep.currentIndex+1} of {myrep.count}"/>     </mx:Repeater>     <mx:HRule/>     <mx:Repeater id="myrep2" dataProvider="{myAC}" count="4" startingIndex="1">         <mx:Label id="Label2" text="Value: {myrep2.currentItem},Loop {myrep2.currentIndex-myrep2.startingIndex+1} of {myrep2.count}"/>     </mx:Repeater> </mx:Application>