5.6myinherit.java

来自「JAVA程序设计的源代码」· Java 代码 · 共 19 行

class superClass{    //定义父类
void print(){
System.out.println("This is superClass!");
}
}
class subClass extends superClass{    //定义子类
void print(){
System.out.println("This is subClass!");
}
}
public class MyInherit{
public static void main(String args[]){
subClass subObiect=new subClass();
subObiect.print();    //子类对象调用子类的方法
superClass superObiect=new superClass();
superObiect.print();    //父类对象调用父类的方法
}
}