运用Flex里面的set和get方法(简单例子)Student.as:package{publicclassStudent{privatevar_id:String;privatevar_name:String;publicfunctionsetid(id:String):void{this._id=id;}publicfunctionsetname(name:String):void{this._name=name;}publicfunctiongetid():String{return_id;}publicfunctiongetname():String{return_name;}}Test.as:package{importflash.display.Sprite;publicclassTestextendsSprite{publicfunctionTest(){varstu:Student=newStudent();stu.id="1";stu.name="zhangsan";trace(stu.id);trace(stu.name);}}}