WCWIDTH(3) | Library Functions Manual | WCWIDTH(3) |
wcwidth
— number
of column positions of a wide-character code
#include
<wchar.h>
int
wcwidth
(wchar_t
wc);
The
wcwidth
()
function determines the number of column positions required to display the
wide character wc.
The wcwidth
() function returns 0 if the
wc argument is the NUL wide character (L'\0'), -1 if
wc is not printable, or otherwise it returns the
number of column positions the character occupies, which may be 0, 1, or
2.
The wcwidth
() function conforms to
IEEE Std 1003.1-2001 (“POSIX.1”).
September 2, 2016 | OpenBSD-current |