C / C++ / MFC

BOOL TestAddr(int& ref, int* ptr)
{
    return (DWORD)&ref == (DWORD)ptr;
}

void main()
{
    int n;
    assert(TestAddr(n, &n));
}

<br />
void f(int& v)<br />
{<br />
printf("var in function: %u\n", &v);<br />
}<br />
<br />
int main()<br />
{<br />
int v;<br />
printf("var in main: %u\n", &v);<br />
f(v);<br />
}<br />

_stprintf(sz, _T("%s%X"), (nOffset < 0 ? _T("-") : "", <br />
(nOffset < 0 ? -nOffset : nOffset); 

#include <stdio.h>
#include <string.h>

int main ()
{
  char str[] = "This is a sample string";
  char key[] = "aeiou";
  char * pch;
  printf ("Vowels in '%s': ",str);
  pch = strpbrk (str, key);
  while (pch != NULL)
  {
    printf ("%c " , *pch);
    pch = strpbrk (pch+1,key);
  }
  printf ("\n");
  return 0;
}