isxdigit()
Syntax:
#include <ctype.h> int isxdigit( int ch );
Description:
The function isxdigit() returns non-zero if its argument is a hexidecimal digit (i.e. A-F, a-f, or 0-9). Otherwise, zero is returned.
Related Topics:
isalnum(), isalpha(), iscntrl(), isdigit(), isgraph(), ispunct(), isspace()
