代码:
package Demo07;
public class Fu{
int num = 100;
public void methodfu(){
System.out.println(“父类方法methodfu执行啦”);
}
public void method()}
System.out.println(“父类方法methodfu执行啦”);
}
}
package Demo07;
public class Zi extends Fu{
int num = 20;
public void methodzi(){
System.out.println(“子类方法methodzi执行啦”);
}
public void method(){
System.out.println(“子类方法methodzi执行啦”);
}
}
package Demo07;
public class Fuzimain{
public static void main(String[] args){
Zi zi= new Zi();
Fu fu= new Fu();
fu.methodfu();
zi.methodzi();
zi.methodfu();
fu.method();
zi.method();
}
}