WCSWIDTH(3)             NetBSD Library Functions Manual            WCSWIDTH(3)


NAME
wcswidth -- number of column positions in wide-character string
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <wchar.h> int wcswidth(const wchar_t *pwcs, size_t n);
DESCRIPTION
The wcswidth() function determines the number of column positions required for the first n characters of pwcs, or until a nul wide charac- ter (L'\0') is encountered.
RETURN VALUES
The wcswidth() function returns 0 if pwcs is an empty string (L""), -1 if a non-printing wide character is encountered, otherwise it returns the number of column positions occupied.
SEE ALSO
iswprint(3), wcwidth(3)
STANDARDS
The wcswidth() function conforms to IEEE Std 1003.1-2001 (``POSIX.1''). NetBSD 9.0 August 20, 2002 NetBSD 9.0

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