flex 12 Testarea Test

Textarea.mxml
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">
 <mx:Panel width="250" height="200" layout="absolute" horizontalCenter="0" verticalCenter="0" title="Textarea Test">
  <mx:TextArea imeMode="KOREAN" height="110" width="210" horizontalCenter="0" verticalCenter="-15" id="ta"/>
  <mx:Button label="출력" horizontalCenter="0" verticalCenter="60" click="show()"/>
 </mx:Panel>
 <mx:Script>
  <![CDATA[
   import mx.controls.Alert;
   function show():void{
    mx.controls.Alert.show(ta.text);
   } 
  ]]>
 </mx:Script>
</mx:Application>