C examples for wchar.h:NULL
macro
<cstddef> <cstdlib> <cstring> <cwchar> <ctime> <clocale> <cstdio>
Null pointer
#include <wchar.h> #include <stdio.h> #include <stdlib.h> int main() {// www.j a va2 s .c o m printf("%d",NULL); return 0; }