<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2007/12/12/setting-a-custom-label-function-on-a-flex-datefield-control/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white" viewSourceURL="srcview/index.html">

    <mx:Script>
        <![CDATA[
            private function dateField_labelFunc(item:Date):String {
                if (item == null) {
                    return "";
                }
                return item.toDateString();
            }
        ]]>
    </mx:Script>

    <mx:ApplicationControlBar dock="true">
        <mx:DateField id="dateField"
                labelFunction="dateField_labelFunc" />
    </mx:ApplicationControlBar>

    <mx:Label text="{dateField.text}"
            selectable="true"
            fontSize="48"
            fontWeight="bold" />

</mx:Application>