Example of call by value in C Program

C Programming Language >   Function in C Language >   Call by Value in C  

1013

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Answer:

#include <stdio.h>  
void change(int,int);  
int main()  
{  
    int a=10,b=20;  
    change(a,b); //calling a function by passing the values of variables.  
    printf("Value of a is: %d",a);  
    printf("\n");  
    printf("Value of b is: %d",b);  
    return 0;  
}  
void change(int x,int y)  
{  
    x=13;  
    y=17;  
}  

Output

Value of a is: 10
Value of b is: 20

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