c02 start

1 files changed, 24 insertions, 0 deletions

diff --git a/c02/ex02/ft_str_is_alpha.c b/c02/ex02/ft_str_is_alpha.c
new file mode 100644
index 0000000..46df96a
--- /dev/null
+++ b/c02/ex02/ft_str_is_alpha.c
@@ -0,0 +1,24 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_str_is_alpha.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <charles.cabergs@gmail.com>       +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/07/03 19:10:32 by cacharle          #+#    #+#             */
+/*   Updated: 2019/07/03 19:40:15 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+int	is_between(char start, char end, char subject)
+{
+	return (subject >= start && subject <= end);
+}
+
+int	ft_str_is_alpha(char *str)
+{
+	while (*str != '\0')
+		if (!is_between('a', 'z', *str) || !is_between('A', 'Z', *str))
+			return (0);
+	return (1);
+}