GNU/Linux man pages
Livre :
Expressions régulières,
Syntaxe et mise en oeuvre :
GNU/Linux |
RedHat 6.2(Zoot) |
|
 |
wcwidth(3) |
 |
wcwidth − determine columns needed for a wide character
#include <wchar.h>
int wcwidth (wint_t c);
The wcwidth function returns the number of columns needed to represent the wide character c. If c is a printable wide character, the value is at least 0. If c is L’\0’, the value is 0. Otherwise -1 is returned.
The wcwidth function returns the number of column positions for c.
UNIX98
wcswidth(3), iswprint(3)
The behaviour of wcwidth depends on the LC_CTYPE category of the current locale.
|
wcwidth(3) | |