Function call by value and call by ref in C

Mar

29

#include<conio.h>
#include<stdio.h>
void add(int x){
x=x+2;
printf(“\n%d”,x);
}
void addref(int *x){
*x=*x+2;
printf(“\n%d”,*x);
}
void main(){
int a;
scanf(“%d”,&a);
printf(“\nValue of a before function call %d”,a);
add(a);
printf(“\nValue of a after function call %d”,a);
printf(“\nValue of a before function call %d”,a);
addref(&a);
printf(“\nValue of a after function call %d”,a);
}

 

Filled Under: C Programming, General, Programming Languages
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