#include <ctype.h>
int ft_isdigit(int c);
DESCRIPTION:
Checks for a digit (0 through 9)
RETURN VALUE:
The values returned are nonzero if the character c falls into the tested class, and zero if not.
classification character libft
#include <ctype.h>
int ft_isdigit(int c);
DESCRIPTION:
Checks for a digit (0 through 9)
RETURN VALUE:
The values returned are nonzero if the character c falls into the tested class, and zero if not.
classification character libft