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─────Run-Time Library───────────────────────────────────────────────────────
 
/* MBSTOWCS.CPP illustrates the behavior of the mbstowcs function
 */
 
#include <stdlib.h>
#include <stdio.h>
 
void main( void )
{
    int i;
    char    *pmbnull  = NULL;
    char    *pmbhello = (char *)malloc( MB_CUR_MAX );
    wchar_t *pwchello = L"Hi";
    wchar_t *pwc      = (wchar_t *)malloc( sizeof( wchar_t ));
 
    printf( "Convert to multibyte string:\" );
    i = wcstombs( pmbhello, pwchello, MB_CUR_MAX );
    printf( "\Characters converted: %u\", i );
    printf( "\Hex value of first" );
    printf( " multibyte character: %#.4x\\", pmbhello );
 
    printf( "Convert back to wide-character string:\" );
    i = mbstowcs( pwc, pmbhello, MB_CUR_MAX );
    printf( "\Characters converted: %u\", i );
    printf( "\Hex value of first" );
    printf( " wide character: %#.4x\\", pwc );
 
    printf( "Attempt to convert a wide-character NULL pointer:\" );
    i = mbstowcs( pwc, pmbnull, MB_CUR_MAX );
    printf( "\Characters converted: %u\", i );
}
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