Flex中关于dynamic关键字的用法

EmployeeRecord.as

package empty{ public dynamic class EmployeeRecord { }}

EmptyClass.mxml

<?xml version="1.0" encoding="utf-8"?><mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" viewSourceURL="" horizontalAlign="center" verticalAlign="middle" width="100%" height="100%"> <mx:Script> <!--[CDATA[ import empty.EmployeeRecord; private function showProperties():void { var emp:EmployeeRecord = new EmployeeRecord(); emp.name = "Peter Griffen"; emp.age = 22; emp.address = "123 St Peter Blvd, #552"; emp.city = "Quahog"; emp.state = "NY"; emp.zip = "02593"; var displayInfo:Function = function ():String { var out:String; out = "Employee Record:/n"; out += "Name: " + emp.name + "/n"; out += "Age: " + emp.age + "/n"; out += "Address: " + emp.address + "/n"; out += "City: " + emp.city + "/n"; out += "State: " + emp.state + "/n"; out += "Zip: " + emp.zip + "/n"; return out; } emp.displayRecord = displayInfo; panelPropertyArea.text = emp.displayRecord(); } ]]--> </mx:Script> <mx:Panel id="panel" title="A Simple Use of Package" status="Active" height="75%" width="75%" paddingTop="5" paddingLeft="5" paddingRight="5" paddingBottom="5"> <mx:Label width="100%" color="blue" text="Program Execution Result: "/> <mx:TextArea id="panelPropertyArea" width="100%" height="100%"/> <mx:Button label="Click to Run Program" click="showProperties();"/> </mx:Panel></mx:Application>