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ft_isalnum.c
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ft_isalnum.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isalnum.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: dalves-p <dalves-p@student.42sp.org.br> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/24 16:12:15 by dalves-p #+# #+# */
/* Updated: 2021/06/25 18:55:26 by dalves-p ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
/*
** LIBRARY: <ctype.h>
** DESCRIPTION:
** The isalnum() function tests if a character c is alphabetical or numerical.
** That is, if it's in the range 48-57, 65-90 or 97-122 at ASCII table.
*/
int ft_isalnum(int c)
{
if ((c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z')
|| (c >= 'a' && c <= 'z'))
return (1);
return (0);
}