I have a simple question... If I want to copy the Ctrl-Z (^Z) or ASCII 26 into a wchar_t buffer. How much size that I should allocate for the buffer? 1, 2, or 4 bytes?

PHP Code:
    wchar_t CZ[1];
    
memset(CZ,0,1);
    
CZ[0] = 26
regards,