NAME    [Toc]    [Back]

     isascii - test for ASCII character

LIBRARY    [Toc]    [Back]

     Standard C Library (libc, -lc)

SYNOPSIS    [Toc]    [Back]

     #include <ctype.h>

     int
     isascii(int c);

DESCRIPTION    [Toc]    [Back]

     The isascii() function tests for an ASCII character, which is any character
 with a value less than than or equal to 0177.

SEE ALSO    [Toc]    [Back]

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

STANDARDS    [Toc]    [Back]

     The isascii() function conforms to X/Open Portability Guide Issue 4
     (``XPG4'').

BSD                               May 2, 1991                              BSD