overriddendemo2.java

来自「《Java语言程序设计》源代码 很好的JAVA入门的好的代码」· Java 代码 · 共 17 行

class SuperClass{
	public void fun(){
	}
}
class SubClass extends SuperClass{
	protected void fun(){
	}
}
public class OverRiddenDemo2{
	public static void main(String args[]){
	  	SuperClass a1=new SuperClass();
	  	SuperClass a2=new SubClass();
	  	a1.fun();
	  	a2.fun();
	}
}