Java Constructor example

//Main Program

public class Sample {

public static void main(String[] args) {
// TODO Auto-generated method stub
int i=200;
First Obj = new First(23);
boolean a = Obj instanceof First;
System.out.println("The value of a is " +a);
System.out.println("The value of i is " +i);
if(i==200)
{
System.out.println("The value is " +i);
}
else
{
System.out.println("The value is greater than (or) less than 200");
}
Obj.good();
}
}

//Constructor

public class First {

int age;

First(int age)

{

this.age=age;

System.out.println("The Age is " +age);

}

void good(){

System.out.println("Good");

}

}

Output:-

The Age is 23

The value of a is true

The value of i is 200

The value is 200

Good