Add files, first commit

1 files changed, 54 insertions, 0 deletions

diff --git a/ft_isascii.c b/ft_isascii.c
new file mode 100644
index 0000000..0c05a32
--- /dev/null
+++ b/ft_isascii.c
@@ -0,0 +1,54 @@
+/*
+Libft Copyright (C) 2026 yctct
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include "libft.h"
+
+int	ft_isascii(int c)
+{
+	if ((c >= 0) && (c <= 127))
+		return (1);
+	return (0);
+}
+
+/*
+int	main(void)
+{
+	printf("       for:    (-10)\n");
+	printf("ft_isascii: %d\n", ft_isascii(-10));
+	printf("   isascii: %d\n", isascii(-10));
+	printf("\n");
+	printf("       for: NULL (0)\n");
+	printf("ft_isascii: %d\n", ft_isascii(0));
+	printf("   isascii: %d\n", isascii(0));
+	printf("\n");
+	printf("       for: / (47)\n");
+	printf("ft_isascii: %d\n", ft_isascii(47));
+	printf("   isascii: %d\n", isascii(47));
+	printf("\n");
+	printf("       for: } (123)\n");
+	printf("ft_isascii: %d\n", ft_isascii(123));
+	printf("   isascii: %d\n", isascii(123));
+	printf("\n");
+	printf("       for: DEL (127)\n");
+	printf("ft_isascii: %d\n", ft_isascii(127));
+	printf("   isascii: %d\n", isascii(127));
+	printf("\n");
+	printf("       for:    (128)\n");
+	printf("ft_isascii: %d\n", ft_isascii(128));
+	printf("   isascii: %d\n", isascii(128));
+}
+*/