ispunct(3) - NetBSD Manual Pages

ISPUNCT(3)              NetBSD Library Functions Manual             ISPUNCT(3)


NAME

     ispunct -- punctuation character test


LIBRARY

     Standard C Library (libc, -lc)


SYNOPSIS

     #include <ctype.h>

     int
     ispunct(int c);


DESCRIPTION

     The ispunct() function tests for any printing character except space ('
     ') or a character for which isalnum(3) is true.


RETURN VALUES

     The ispunct() function returns zero if the character tests false and
     returns non-zero if the character tests true.


SEE ALSO

     ctype(3), isalnum(3), isalpha(3), isascii(3), isblank(3), iscntrl(3),
     isdigit(3), isgraph(3), islower(3), isprint(3), isspace(3), isupper(3),
     isxdigit(3), stdio(3), toascii(3), tolower(3), toupper(3), ascii(7)


STANDARDS

     The ispunct() function conforms to ANSI X3.159-1989 (``ANSI C89'').


CAVEATS

     The argument to ispunct() must be EOF or representable as an unsigned
     char; otherwise, the behavior is undefined.  See the CAVEATS section of
     ctype(3) for more details.

NetBSD 9.1                      April 17, 2008                      NetBSD 9.1