From 9c64c9d253fa22b29005ec53dca6fedcead2ae6c Mon Sep 17 00:00:00 2001
From: Dominik Kaiser
Date: Fri, 12 Apr 2024 18:51:50 +0200
Subject: Add libft and input handling

---
 libft/ft_isalnum.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 libft/ft_isalnum.c

(limited to 'libft/ft_isalnum.c')

diff --git a/libft/ft_isalnum.c b/libft/ft_isalnum.c
new file mode 100644
index 0000000..d705500
--- /dev/null
+++ b/libft/ft_isalnum.c
@@ -0,0 +1,21 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_isalnum.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/03/04 21:14:49 by dkaiser           #+#    #+#             */
+/*   Updated: 2024/03/10 13:10:50 by dkaiser          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int	ft_isalnum(int c)
+{
+	if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0'
+			&& c <= '9'))
+		return (1);
+	return (0);
+}
-- 
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