Flex的应用中如何使用特殊字符的例子

<?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 mx.collections.ArrayCollection;

[Bindable]

private var charCodes:ArrayCollection;

private function init():void {

charCodes = new ArrayCollection();

var i:int;

for (i = slider.values[0]; i <= slider.values[1]; i++) {

charCodes.addItem({charCodeNum:i, charCodeValue:"&#" + formatString(i) + ";", charCodeStr:String.fromCharCode(i)});

}

}

private function formatString(str:Object, minLength:int = 4):String {

return ("000000000" + str.toString()).substr(-minLength);

}

]]>

</mx:Script>

<mx:VBox>

<mx:DataGrid id="dataGrid" dataProvider="{charCodes}" width="300">

<mx:columns>

<mx:DataGridColumn dataField="charCodeStr" />

<mx:DataGridColumn dataField="charCodeValue" />

</mx:columns>

</mx:DataGrid>

<mx:HBox width="100%">

<mx:HSlider id="slider" minimum="32" maximum="512" thumbCount="2" values="[0, 512]" liveDragging="true" snapInterval="1" tickInterval="32" dataTipPrecision="0" change="init()" />

<mx:Label text="`{dataGrid.selectedItem.charCodeStr}` = {dataGrid.selectedItem.charCodeValue}" selectable="true" />

</mx:HBox>

</mx:VBox>

<mx:Label text="© {new Date().fullYear} Flex Examples" />

</mx:Application>

原文出处：http://blog.minidx.com/2008/07/06/1048.html