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WCSWIDTH (3) | C library functions | Unix Manual Pages | :man▋
NAME
wcswidth - "number of column positions in wide-character string"
CONTENTS
Library
Synopsis
Description
Return Values
See Also
Standards
LIBRARY
.Lb libc
SYNOPSIS
.In 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 null wide character (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
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