JAVA 实例化的题目_JAVA_编程开发_程序员俱乐部

public class Dervied extends Base {

    private String name = "dervied";

    public Dervied() {
        tellName();
        printName();
    }
   
    public void tellName() {
        System.out.println("Dervied tell name: " + name);
    }
   
    public void printName() {
        System.out.println("Dervied print name: " + name);
    }

    public static void main(String[] args){
       
        new Dervied();   
    }
}

class Base {
   
    private String name = "base";

    public Base() {
        tellName();
        printName();
    }
   
    public void tellName() {
        System.out.println("Base tell name: " + name);
    }
   
    public void printName() {
        System.out.println("Base print name: " + name);
    }
}