无参构造方法和有参构造方法的调用

Posted 2022-06-21 工程哥

/*无参构造方法和有参构造方法*/
class Person8
private String name;
private int age;
public Person8()
System.out.println("调用了无参构造方法。。。");

public  Person8(String name, int age)
this();
this.name = name;
this.age = age;
System.out.println("调用了有参构造方法，并给私有属性赋值。。。");

public String getName()
return name;

public void setName(String name)
this.name = name;

public int getAge()
return age;

public void setAge(int age)
this.age = age;

public void prin()
System.out.println("名字："+this.name+"  ,年龄："+this.age);


public class PersonDemo8


public static void main(String[] args)
// TODO Auto-generated method stub
Person8 per8 = new Person8("张三",34);
per8.prin();