LEC : 20 | JAVA

          

LEC:20

Static Keyword in JAVA

Static Block | Static Method | Static Variable

Relation Between Static/Constructor/Main

Source Code:

package oops;

import java.util.Scanner;

class Student {

    public 

    static String college="BPIT";

//    int roll;

//    int marks;

//    static String change()

//    {

//        System.out.println("Enter College name : ");

//        Scanner O1=new Scanner(System.in);

//        college=O1.nextLine();

//        System.out.println("College name is : "+college);

//        return college;

//    }

//    void get()

//    {

//        System.out.println("roll  : "+roll+"\tmarks : "+marks+"\tCollege is : "+college);

//    }

//    

//    void set()

//    {

//        System.out.println("Enter roll and marks of the Student :");

//        Scanner O1=new Scanner(System.in);

//       roll=O1.nextInt();

//       marks=O1.nextInt();

//    }

    static{

        college="GGSIPU";

        System.out.println("Here i am static");

    }

//    static{

//        System.out.println("Here i am static block number 2");

//    }

    Student() {

        System.out.println("Here I am Default Constructor");

    }

    

}

public class OOPS {

    public static void main(String[] args) {

//        Student O2=new Student();

//        O2.set();        O2.get();

//        

//        Student O3=new Student();

//        O3.set();        O3.get();

//        

        Student O4=new Student();

//        O4.set();        O4.get();

        System.out.println("Here i am main class "+Student.college);

        //Student.change();

    }

}