public class Student { private int number; private String name; private int age; Student() { this(4,"hello",10); } Student(int number, String name, int age) { this.number = number; this.name = name; this.age = age; } public void print(){ System.out.println("number = " + number + " name = " + name + " age = " + age); } }
public class StudentTest { public static void main(String[] args) { Student std = new Student(); Student std2 = new Student(1,"name",2); std.print(); std2.print(); } }