kubilaycicek

package com.kubilaycicek;

public class Main {

    public static void main(String[] args) {
        Student student = new Student(); //1. Constructor
        Student student1 = new Student(128, "Kubilay", "ÇİÇEK");//2.Constructor
        Student student2 = new Student("Kubilay", "ÇİÇEK");//3.Constructor
    }
}

kubilaycicek

package com.kubilaycicek;

public class Student {

    //parametresiz constructor
    public Student() {

    }

    //parametreli constructor.

kubilaycicek

package com.kubilaycicek;

public class Main {

    public static void main(String[] args) {
        User user = new User();
        user.getUser("Kubilay", "ÇİÇEK", 26);
        user.getUser("Kubilay", "ÇİÇEK");

         //Output :

kubilaycicek

package com.kubilaycicek;

public class User {

    public void getUser(String name, String surName) {
        System.out.println("Name " + name + " Surname " + surName);
    }

    public void getUser(String name, String surName, int age) {
        System.out.println("Name : " + name + " Surname : " + surName + " Age : ");

kubilaycicek

package com.kubilaycicek;

class Car {
    public void getColor() {
        System.out.println("Black -> Car");
    }

    public void move() {
        System.out.println("Move -> Car");
    }

kubilaycicek

package com.company;

public class Main {

    public static void main(String[] args) {

        Test test = new Test();
        test.varArgs(0);
        test.varArgs(0,1);
        test.varArgs(0,1,2);

kubilaycicek

package com.company;

public class Main {

    public static void main(String[] args) {

        Test test = new Test();
        test.varArgs(0);
        test.varArgs(0,1);
        test.varArgs(0,1,2);