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Adding event listener for Button in Repeater

<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">   <mx:Script>          import mx.controls.Alert;       private function clickHandler(item:Object):void {         Alert.show(item.data, "ClickHandler");       }   </mx:Script>   <mx:ArrayCollection id="dp">     <mx:Object label="Button 1" data="Data 1" />     <mx:Object label="Button 2" data="Data 2" />     <mx:Object label="Button 3" data="Data 3" />   </mx:ArrayCollection>   <mx:Panel title="Basic Repeater" layout="horizontal">     <mx:Repeater id="myRepeater" dataProvider="{dp}" >       <mx:Button label="{myRepeater.currentItem.label}" click="clickHandler(event.currentTarget.getRepeaterItem());" />     </mx:Repeater>   </mx:Panel> </mx:Application>