flex(air)读取本地文本文件实例
<?xml version="1.0" encoding="utf-8"?><mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml" layout="horizontal" fontSize="12" creationComplete="getStudentInfo()"> <mx:Script> <![CDATA[ import mx.controls.Alert; import flash.filesystem.File; import flash.filesystem.FileMode; import flash.filesystem.FileStream; private function getStudentInfo():void{ /*File.applicationDirectory.nativePath的值是： C:\Documents and Settings\a\My Documents\Flex Builder 3\readTxtDemo\bin-debug */// Alert.show(File.applicationDirectory.nativePath); //创建File对象获取文件路径 var file:File = new File(File.applicationDirectory.nativePath + "/student.txt"); var stream:FileStream = new FileStream(); //创建FileStream对象 stream.open(file,FileMode.READ); //使用FileStream对象以只读方式打开File对象 //将文件中的所有信息显示在文本区域中 txtTextAreaID.text = stream.readUTFBytes(stream.bytesAvailable); stream.close(); //关闭FileStream对象 } ]]> </mx:Script> <mx:Panel title="从文件中读取数据" verticalAlign="middle" horizontalAlign ="center" width="90%" height="90%"> <mx:TextArea id="txtTextAreaID" width="300" height="200" borderColor="#FF0000" borderThickness="5"/> </mx:Panel> </mx:WindowedApplication>