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  1. Prepare
  2. C
  3. Functions
  4. Variadic functions in C
  5. Discussions

Variadic functions in C

  • dheereshagrwal
     + 0 comments
    int sum(int count,...) {
    va_list ptr;
    va_start(ptr, count);
    
    int sum = 0;
    for(int i = 0; i < count; i++) {
        sum += va_arg(ptr, int);
    }
    va_end(ptr);
    return sum;
}

int min(int count,...) {
    va_list ptr;
    va_start(ptr, count);
    
    int min = MAX_ELEMENT;
    for(int i = 0; i < count; i++) {
        int value = va_arg(ptr, int);
        min = (min > value) ? value : min;
    }
    va_end(ptr);
    return min;    
}

int max(int count,...) {
    va_list ptr;
    va_start(ptr, count);
    
    int max = MIN_ELEMENT;
    for(int i = 0; i < count; i++) {
        int value = va_arg(ptr, int);
        max = (max < value) ? value : max;
    }
    va_end(ptr);
    return max;
}