libft101/ft_isalnum.c at master · thperchi/libft101 · GitHub

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/* ************************************************************************** */
/*                                                          LE - /            */
/*                                                              /             */
/*   ft_isalnum.c                                     .::    .:/ .      .::   */
/*                                                 +:+:+   +:    +:  +:+:+    */
/*   By: thperchi <marvin@le-101.fr>                +:+   +:    +:    +:+     */
/*                                                 #+#   #+    #+    #+#      */
/*   Created: 2018/07/08 03:00:13 by thperchi     #+#   ##    ##    #+#       */
/*   Updated: 2018/10/05 16:50:43 by thperchi    ###    #+. /#+    ###.fr     */
/*                                                         /                  */
/*                                                        /                   */
/* ************************************************************************** */

#include "libft.h"

int		ft_isalnum(int c)
{
	if ((c >= 48 && c <= 57) || (c >= 65 && c <= 90) || (c >= 97 && c <= 122))
		return (1);
	return (0);
}