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;
	}
}

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