ISSPECIAL(3)

NAME
isspecial - special character test

LIBRARY
libc

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

DESCRIPTION
The isspecial() function tests for a special character. Special characters are locale dependent, and not necessarily consistent between different locales. Examples might include fractions and numbers inside circles.

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

SEE ALSO
ctype(3), iswspecial(3), isalnum_l

HISTORY
The isspecial() function appeared in 4.4BSD.