ISASCII(3)              NetBSD Library Functions Manual             ISASCII(3)

NAME
     isascii -- test for ASCII character

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <ctype.h>

     int
     isascii(int c);

DESCRIPTION
     The isascii() function tests for an ASCII character, which is any charac-
     ter with a value in the range from 0 to 127, inclusive.

     The isascii() is defined on all integer values.

SEE ALSO
     ctype(3), 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
     The isascii() function conforms to X/Open Portability Guide Issue 4
     (``XPG4'') and IEEE Std 1003.1-2001 (``POSIX.1'').  The IEEE Std
     1003.1-2008 (``POSIX.1'') revision however marked it as obsolete, noting
     that isascii() cannot be used portably in a localized application.

NetBSD 6.0                      April 30, 2010                      NetBSD 6.0

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