Java_子类父类构造函数

public class Play{public static void main(String args[]){Wang wangkun = new Wang();wangkun.setName("王堃");wangkun.setAge(20);wangkun.setSex("女");wangkun.setHello("大家好，我是小芒果！");System.out.println("===最可爱的女孩===");System.out.println("姓名:小" + wangkun.getName());System.out.println("年龄:" + wangkun.getAge() + "岁");System.out.println("性别:" + wangkun.getSex() + "孩");System.out.println("问候:" + wangkun.getHello());}/*---------- java ----------===最可爱的女孩===姓名:小王堃年龄:20岁性别:女孩问候:大家好，我是小芒果！输出完成 (耗时: 0 秒)*/}class Person{private String pName;//人的名字private int pAge;//人的年龄private String pSex;//人的性别public Person() {}public Person(String name, int age, String sex){this.pName = name;this.pAge = age;this.pSex = sex;}public String getName(){return this.pName;}public void setName(String name){this.pName = name;}public int getAge(){return this.pAge;}public void setAge(int age){this.pAge = age;}public String getSex(){return this.pSex;}public void setSex(String sex){this.pSex = sex;}}class Wang extends Person{private String hello;public Wang() {}public Wang(String name, int age, String sex, String hello){super("姓名", 18, "性别");//子类的构造函数首先调用父类的构造函数，然后在写this.hello = hello;}public String getHello(){return this.hello;}public void setHello(String hello){this.hello = hello;}}