C++ Programming/Code/Standard C Library/Functions/isxdigit

isxdigit

Syntax

#include <cctype> int isxdigit( int ch );

The function isxdigit() returns non-zero if its argument is a hexadecimal digit (i.e. A-F, a-f, or 0-9). Otherwise, zero is returned.

Related topics

isalnum - isalpha - iscntrl - isdigit - isgraph - ispunct - isspace