Converts a wide character to its multibyte character representation.
Format
#include <stdlib.h>
int wctomb (char *s, wchar_t wchar);
Arguments
- s
- A pointer to the resulting multibyte character.
- wchar
- The code for the wide character.
Description
This function converts the wide character specified by
wchar to its multibyte character representation. If
s is NULL, then 0 is returned. Otherwise, the number of
bytes comprising the multibyte character is returned. At most,
MB_CUR_MAX bytes are stored in the array object pointed to by
s.
This function is affected by the LC_CTYPE category of the program's
current locale.
Return Values
| x | The number of bytes comprising the
multibyte character corresponding to wchar. |
| 0 | If s is NULL. |
| -1 | If wchar is not a valid
character. |
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