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<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white"
        creationComplete="init()">
 
    <mx:Script>
        <![CDATA[
            import flash.utils.Timer;
            import flash.events.TimerEvent;
 
            private const MIN_MASK:String = "00";
            private const SEC_MASK:String = "00";
            private const MS_MASK:String = "000";
            private const TIMER_INTERVAL:int = 10;
 
            private var baseTimer:int;
 
            private var t:Timer;
 
            private function init():void {
                t = new Timer(TIMER_INTERVAL);
                t.addEventListener(TimerEvent.TIMER, updateTimer);
            }
 
            private function updateTimer(evt:TimerEvent):void {
                var d:Date = new Date(getTimer() - baseTimer);
                var min:String = (MIN_MASK + d.minutes).substr(-MIN_MASK.length);
                var sec:String = (SEC_MASK + d.seconds).substr(-SEC_MASK.length);
                var ms:String = (MS_MASK + d.milliseconds).substr(-MS_MASK.length);
        &nbs


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import flash.events.Event;
import flash.net.URLLoader;
import flash.net.URLRequest;
private var loader:URLLoader = new URLLoader();
private var request:URLRequest = new URLRequest("a.txt");
       
private function initComplete():void
   {
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£¨1£©treeµã»÷ʼþpublic function handleList(ev:ResultEvent)
{
sourceList=ev.result as ArrayCollection;
}
private function tree_itemClick(evt:ListEvent):void {
var item:Object = Tree(evt.currentTarget).selectedItem;
if (pmtree.dataDescriptor.isBranch(item)) { ......

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