WCSWIDTH - phpMan

WCSWIDTH(3)                Linux Programmer’s Manual               WCSWIDTH(3)



NAME
       wcswidth - determine columns needed for a fixed-size wide character string

SYNOPSIS
       #include <wchar.h>

       int wcswidth(const wchar_t *s, size_t n);

DESCRIPTION
       The  wcswidth  function returns the number of columns needed to represent the wide-
       character string pointed to by s, but at most n wide characters. If a non-printable
       wide character occurs among these characters, -1 is returned.

RETURN VALUE
       The wcswidth function returns the number of column positions for the wide-character
       string s, truncated to at most length n.

CONFORMING TO
       UNIX98

SEE ALSO
       wcwidth(3), iswprint(3)

NOTES
       The behaviour of wcswidth depends on the LC_CTYPE category of the current locale.



GNU                               1999-07-25                       WCSWIDTH(3)

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