Reads a single wide character from the standard input (stdin).
Format
#include <wchar.h>
wint_t getwchar (void);
1 – Description
The getwchar function is identical to fgetwc(stdin).
2 – Return Values
x The next character from stdin, converted to
wint_t.
WEOF Indicates the end-of-file or an error. If an
error occurs, the function sets errno. For a
list of the values set by this function, see
fgetwc.