libft/ft_isalnum.c

18 lines
1001 B
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isalnum.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tischmid <timo42@proton.me> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/05/03 22:06:00 by tischmid #+# #+# */
/* Updated: 2023/05/03 22:38:49 by tischmid ### ########.fr */
/* */
/* ************************************************************************** */
int ft_isalnum(int c)
{
return (8 * (((c | 32) >= 'a' && (c | 32) <= 'z')
|| (c >= '0' && c <= '9')));
}