C库函数 mbstowcs()

#include<stdio.h>

#include<stdlib.h>

#include<string.h>



int main () {

   int len;

   char *pmbnull  = NULL;

   char *pmb = (char *)malloc( MB_CUR_MAX );

   wchar_t *pwc = L"Hi";

   wchar_t *pwcs = (wchar_t *)malloc( sizeof( wchar_t ));



   printf("Converting to multibyte string\n");

   len = wcstombs( pmb, pwc, MB_CUR_MAX);

   printf("Characters converted %d\n", len);

   printf("Hex value of first multibyte character: %#.4x\n", pmb);



   printf("Converting back to Wide-Character string\n");

   len = mbstowcs( pwcs, pmb, MB_CUR_MAX);

   printf("Characters converted %d\n", len);

   printf("Hex value of first wide character %#.4x\n\n", pwcs);



   return(0);

}