Java object class

class Student{  
 //defining fields  
 int id;//field or data member or instance variable  
 String name;  
 //creating main method inside the Student class  
 public static void main(String args[]){  
  //Creating an object or instance  
  Student s1=new Student();//creating an object of Student  
  //Printing values of the object  
  System.out.println(s1.id);//accessing member through reference variable  
  System.out.println(s1.name);  
 }  
}

Source: codeexampler.com

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