fputwc, putwc

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Defined in header <wchar.h>
wint_t fputwc( wchar_t ch, FILE *stream );
(since C95)
wint_t putwc( wchar_t ch, FILE *stream );
(since C95)

Writes a wide character ch to the given output stream stream. putwc() may be implemented as a macro and may evaluate stream more than once.


ch - wide character to be written
stream - the output stream

Return value

ch on success, WEOF on failure. If an encoding error occurs, errno is set to EILSEQ.



  • C11 standard (ISO/IEC 9899:2011):
  • The fputwc function (p: 422-423)
  • The putwc function (p: 424)
  • C99 standard (ISO/IEC 9899:1999):
  • The fputwc function (p: 368)
  • The putwc function (p: 370)

See also

writes a character to a file stream
writes a wide string to a file stream
gets a wide character from a file stream