| 0,0 → 1,37 |
|---|
| /* |
| FUNCTION |
| <<iswdigit>>---decimal digit wide character test |
| |
| INDEX |
| iswdigit |
| |
| ANSI_SYNOPSIS |
| #include <wctype.h> |
| int iswdigit(wint_t <[c]>); |
| |
| TRAD_SYNOPSIS |
| #include <wctype.h> |
| int iswdigit(<[c]>) |
| wint_t <[c]>; |
| |
| DESCRIPTION |
| <<iswdigit>> is a function which classifies wide-character values that |
| are decimal digits. |
| |
| RETURNS |
| <<iswdigit>> returns non-zero if <[c]> is a decimal digit wide character. |
| |
| PORTABILITY |
| <<iswdigit>> is C99. |
| |
| No supporting OS subroutines are required. |
| */ |
| #include <_ansi.h> |
| #include <wctype.h> |
| |
| int |
| _DEFUN(iswdigit,(c), wint_t c) |
| { |
| return (c >= (wint_t)'0' && c <= (wint_t)'9'); |
| } |
| |