ISASCII(3)

NAME
isascii - test for ASCII character

LIBRARY
libc

SYNOPSIS
#include <ctype.h>
int
isascii(int c);

DESCRIPTION
The isascii() function tests for an ASCII character, which is any character 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 xpg4.