Write a JAVA program for call by value.

 Aim: Write a JAVA program for  call by value. 

Program:

class Operation

{  

 int data=50;  

  

 void change(int data)

 {  

 data=data+100;//changes will be in the local variable only  

 }  

     

 public static void main(String args[])

 {  

   Operation op=new Operation();  

  

   System.out.println("before change "+op.data);  

   op.change(500);  

   System.out.println("after change "+op.data);  

  

 }  

}  

Output: