ISSPACE(3) MachTen Programmer’s Manual ISSPACE(3)

NAME
isspace - white-space character test

SYNOPSIS
#include <ctype.h>

int
isspace(int c);

DESCRIPTION
The isspace() function tests for the standard white-space characters. In
the ASCII character set, this includes the following characters:

011 ht 012 nl 013 vt 014 np 015 cr
040 sp

RETURN VALUES
The isspace() function returns zero if the character tests false and re-
turns non-zero if the character tests true.

SEE ALSO
ctype(3), ascii(7)

STANDARDS
The isspace() function conforms to ANSI C3.159-1989 (‘‘ANSI C’’).

4.4BSD June 4, 1993 1