[ex.image]

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" verticalGap="0">

или

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">

    <mx:Script>
        <![CDATA[
            [Bindable]
            public var myArray:Array=[10,20,30,40];        
        ]]>
    </mx:Script>
    <mx:ArrayCollection id="myAC" source="{myArray}"/>
    
	<mx:VBox verticalGap="0">
		<mx:Repeater id="myrep" dataProvider="{myAC}" recycleChildren="false" >
        	<mx:Canvas backgroundColor="#ff0000" height="50" width="50"/>
		</mx:Repeater>
	</mx:VBox>
  
</mx:Application>