[Flex] as3xls读取excel，修改保存单表(一)

<?xml version="1.0" encoding="utf-8"?>
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
creationComplete="windowedapplication1_creationCompleteHandler(event)">
<fx:Script>
<![CDATA[
import com.as3xls.xls.ExcelFile;
import com.as3xls.xls.Sheet;

import mx.events.FlexEvent;

private var _mbytes:ByteArray;
private var _excelFile:ExcelFile;
private var _sheet:Sheet;
private var _xls:ExcelFile;
protected function windowedapplication1_creationCompleteHandler(event:FlexEvent):void
{
var file:File = new File("E:/AS/Examples/ReadExcel/src/样表.xls");
//读取文件
var stream:FileStream = new FileStream();
stream.open(file,FileMode.READ);
var ba:ByteArray = new ByteArray();
stream.readBytes(ba);
stream.close();

_xls = new ExcelFile();
_xls.loadFromByteArray(ba);
var sheet:Sheet = _xls.sheets[1];
var rows:int = sheet.rows;
trace(rows);
trace(sheet.getCell(0,0));
//修改表值
for(var i:int = 1;i<rows;i++){
sheet.setCell(i,3,Math.floor(Math.random()*2000).toString());
}
}
private function saveData():void
{
//写文件
_mbytes = _xls.saveToByteArray(1,"GB2312");//目前只能保存单个sheet数据
var file:File = File.desktopDirectory.resolvePath("data.xls");
var fs:FileStream = new FileStream();
fs.open(file, flash.filesystem.FileMode.WRITE);
fs.writeBytes(_mbytes);
fs.close();
}

protected function saveBtn_clickHandler(event:MouseEvent):void
{
saveData();
}

]]>
</fx:Script>
<fx:Declarations>
<!-- 将非可视元素（例如服务、值对象）放在此处 -->
</fx:Declarations>
<s:Button id="saveBtn" label="保存" left="10" top="10" click="saveBtn_clickHandler(event)">

</s:Button>
</s:WindowedApplication>