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  • 下载文件到本地

    public function downLoad(sourceurl:String,targetfile:String):void{
        var loader:URLLoader = new URLLoader();
        loader.dataFormat = URLLoaderDataFormat.BINARY;
        loader.addEventListener(Event.COMPLETE,
         function(e:Event):void
         {
          var airf:File =File.applicationStorageDirectory.resolvePath(targetfile);
          trace(airf.nativePath);
          //trace(airf.url);
          var fs:FileStream = new FileStream();
          fs.open(airf, FileMode.WRITE);
          fs.writeBytes(loader.data);
          fs.close();
          airf.downloaded = true;          
          //打开此下载完成的文件
          airf.openWithDefaultApplication();
         });
        loader.addEventListener(ProgressEvent.PROGRESS,function(e:ProgressEvent):void{
         trace(e.bytesLoaded/e.bytesTotal+"/"+100);
        });
        var req:URLRequest = new URLRequest(sourceurl);
        loader.load(req);
       }
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  • 原文地址:https://www.cnblogs.com/littlehb/p/2550642.html
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