ft_isalnum.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_isalnum.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: julmuntz <julmuntz@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/05/04 11:58:11 by julmuntz          #+#    #+#             */
/*   Updated: 2022/06/02 22:20:53 by julmuntz         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

int	ft_isalnum(int c)
{
	if ((c >= 'a' && c <= 'z')
		|| (c >= 'A' && c <= 'Z')
		|| (c >= '0' && c <= '9'))
		return (1);
	return (0);
}

/*

#include <stdio.h>
#include <ctype.h>
int	main(int arc, char **arv)
{
	int	alnum;
	if (arc == 2)
	{
		alnum = arv[1][0];

		puts("\n- isalnum");
		printf("%d\n", isalnum(alnum));

		puts("\n- ft_isalnum");
		printf("%d\n", ft_isalnum(alnum));
	}
}

*/