package oop;

public class PassObjAsParam {

public static void main(String[] args) {

Student s1 = new Student(1, 50);

Student s2 = new Student(1, 50);

Student s3 = new Student(2, 20);

System.out.println("Object s1 == s2: " + s1.equals(s2));

System.out.println("Object s1 == s3: " + s1.equals(s3));

}

}

class Student {

private int id = 10;

private int rollNo = 30;

public Student(int id, int rollNo) {

this.id = id;

this.rollNo = rollNo;

}

boolean equals(Student o) { // Object as a parameter.

if (this.id == o.id && this.rollNo == o.rollNo) {

return true;

}

return false;

}

}