Content-type: text/html Man page of wcswidth

wcswidth

Section: Standard C Library Functions (3C)
Updated: 14 Aug 2002
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NAME

wcswidth - number of column positions of a wide-character string  

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 n wide-character codes (or fewer than n wide-character codes if a null wide-character code is encountered before n wide-character codes are exhausted) in the string pointed to by pwcs.  

RETURN VALUES

The wcswidth() function either returns 0 (if pwcs points to a null wide-character code), or returns the number of column positions to be occupied by the wide-character string pointed to by pwcs, or returns -1 (if any of the first n wide-character codes in the wide-character string pointed to by pwcs is not a printing wide-character code).  

ERRORS

No errors are defined.  

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE
CSIEnabled
Interface StabilityStandard
MT-LevelMT-Safe with exceptions

 

SEE ALSO

setlocale(3C), wcwidth(3C), attributes(5), standards(5)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUES
ERRORS
ATTRIBUTES
SEE ALSO

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Time: 02:37:26 GMT, October 02, 2010