Add files, first commit

1 files changed, 90 insertions, 0 deletions

diff --git a/ft_isprint.c b/ft_isprint.c
new file mode 100644
index 0000000..150d609
--- /dev/null
+++ b/ft_isprint.c
@@ -0,0 +1,90 @@
+/*
+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_isprint(int c)
+{
+	if ((c >= 32) && (c <= 126))
+		return (1);
+	return (0);
+}
+
+/*
+int	main(void)
+{
+	printf("       for: NULL (0)\n");
+	printf("ft_isprint: %d\n", ft_isprint(0));
+	printf("   isprint: %d\n", isprint(0));
+	printf("\n");
+	printf("       for: unit separator (31)\n");
+	printf("ft_isprint: %d\n", ft_isprint(31));
+	printf("   isprint: %d\n", isprint(31));
+	printf("\n");
+	printf("       for: / (47)\n");
+	printf("ft_isprint: %d\n", ft_isprint(47));
+	printf("   isprint: %d\n", isprint(47));
+	printf("\n");
+	printf("       for: 0 (48)\n");
+	printf("ft_isprint: %d\n", ft_isprint(48));
+	printf("   isprint: %d\n", isprint(48));
+	printf("\n");
+	printf("       for: 9 (57)\n");
+	printf("ft_isprint: %d\n", ft_isprint(57));
+	printf("   isprint: %d\n", isprint(57));
+	printf("\n");
+	printf("       for: : (58)\n");
+	printf("ft_isprint: %d\n", ft_isprint(58));
+	printf("   isprint: %d\n", isprint(58));
+	printf("\n");
+	printf("       for: @ (64)\n");
+	printf("ft_isprint: %d\n", ft_isprint(64));
+	printf("   isprint: %d\n", isprint(64));
+	printf("\n");
+	printf("       for: A (65)\n");
+	printf("ft_isprint: %d\n", ft_isprint(65));
+	printf("   isprint: %d\n", isprint(65));
+	printf("\n");
+	printf("       for: Z (90)\n");
+	printf("ft_isprint: %d\n", ft_isprint(90));
+	printf("   isprint: %d\n", isprint(90));
+	printf("\n");
+	printf("       for: [ (91)\n");
+	printf("ft_isprint: %d\n", ft_isprint(91));
+	printf("   isprint: %d\n", isprint(91));
+	printf("\n");
+	printf("       for: ` (96)\n");
+	printf("ft_isprint: %d\n", ft_isprint(96));
+	printf("   isprint: %d\n", isprint(96));
+	printf("\n");
+	printf("       for: a (97)\n");
+	printf("ft_isprint: %d\n", ft_isprint(97));
+	printf("   isprint: %d\n", isprint(97));
+	printf("\n");
+	printf("       for: z (122)\n");
+	printf("ft_isprint: %d\n", ft_isprint(122));
+	printf("   isprint: %d\n", isprint(122));
+	printf("\n");
+	printf("       for: } (123)\n");
+	printf("ft_isprint: %d\n", ft_isprint(123));
+	printf("   isprint: %d\n", isprint(123));
+	printf("\n");
+	printf("       for: DEL (127)\n");
+	printf("ft_isprint: %d\n", ft_isprint(127));
+	printf("   isprint: %d\n", isprint(127));
+}
+*/