Variable Number of Arguments - Programming

Variable Number of Arguments - Find Output of Program
Variable Number of Arguments - Point Out Errors
Variable Number of Arguments - True / False Questions
Variable Number of Arguments - Yes / No Questions

Point out the error in the following program.

#include<stdio.h>
#include<stdarg.h>
void varfun(int n, ...);

int main()
{
    varfun(3, 7, -11, 0);
    return 0;
}
void varfun(int n, ...)
{
    va_list ptr;
    int num;
    num = va_arg(ptr, int);
    printf('%d', num);
}

A Error: ptr has to be set at begining

Error: ptr must be type of va_list

C Error: invalid access to list member

D No error

ANS:A - Error: ptr has to be set at begining

Using va_start(ptr, int);

Variable Number of Arguments - Programming

Point out the error in the following program.
`#include<stdio.h> #include<stdarg.h> void varfun(int n, ...); int main() { varfun(3, 7, -11, 0); return 0; } void varfun(int n, ...) { va_list ptr; int num; num = va_arg(ptr, int); printf('%d', num); }`

For help Students Orientation
Mcqs Questions

Quick Links

Newsletter

Variable Number of Arguments - Programming

Point out the error in the following program. #include<stdio.h> #include<stdarg.h> void varfun(int n, ...); int main() { varfun(3, 7, -11, 0); return 0; } void varfun(int n, ...) { va_list ptr; int num; num = va_arg(ptr, int); printf('%d', num); }

Solution

For help Students Orientation Mcqs Questions

Point out the error in the following program.
`#include<stdio.h> #include<stdarg.h> void varfun(int n, ...); int main() { varfun(3, 7, -11, 0); return 0; } void varfun(int n, ...) { va_list ptr; int num; num = va_arg(ptr, int); printf('%d', num); }`

For help Students Orientation
Mcqs Questions