)flex(air)从目录中遍历所有文件并判断格式实例
<?xml version="1.0" encoding="utf-8"?><mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml" layout="horizontal" fontSize="12" creationComplete="getStudentInfo()" width="800" height="700"> <mx:Script> <![CDATA[ import mx.controls.Alert; import flash.filesystem.File; import flash.filesystem.FileMode; import flash.filesystem.FileStream; private function getStudentInfo():void{ var directory:File = new File("C:\\Documents and Settings\\a\\My Documents\\My Music"); var list:Array = directory.getDirectoryListing(); var str:String = ""; for(var i:Number = 0; i < list.length; i++){ var pattern:RegExp = new RegExp("\w*([-.]mp3)$"); str += pattern.test(list[i].nativePath) + " === " + list[i].nativePath +"\n";// trace(list[i].nativePath); } txtTextAreaID.text = str; } ]]> </mx:Script> <mx:Panel title="从目录中遍历所有文件并判断格式实例" verticalAlign="middle" horizontalAlign ="center" width="95%" height="95%"> <mx:TextArea id="txtTextAreaID" width="100%" height="100%" borderColor="#FF0000" borderThickness="5"/> </mx:Panel> </mx:WindowedApplication>