ActionScript反射小例子

ITest接口

package com.test
{
	public interface ITest
	{
		function sayHello(name:String):String;
	}
}

package com.test
{
	public class MyTest implements ITest
	{
		public function sayHello(name:String):String
		{
			return "Hello "+name;
		}
	}
}

<?xml version="1.0" encoding="utf-8"?>
<s:Application 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="init()">
	

	
	<fx:Script>
		<![CDATA[
			import com.test.ITest;
			import com.test.MyTest;
			
			import flash.utils.getDefinitionByName;
			
			import mx.controls.Alert;
			
			
			private var dummyArray:Array=[MyTest];
			
			private function init():void{
				var className:String="com.test.MyTest";
				var cls:Class=getDefinitionByName(className) as Class;
				var test:ITest=new cls();
				Alert.show(test.sayHello("CXP"));
			}
			
		]]>
	</fx:Script>
	
	
</s:Application>