ft_isalnum.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_isalnum.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lumfred <marvin@42.fr>                     +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/10/04 14:10:26 by lumfred           #+#    #+#             */
/*   Updated: 2021/10/18 16:40:16 by lumfred          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
#include "libft.h"

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