From d699849b2360f90c61f645c5d4d4232cd3e1c962 Mon Sep 17 00:00:00 2001 From: Thomas Vanbesien Date: Sat, 21 Feb 2026 12:39:20 +0100 Subject: Initial commit: libft Part 1 with tests and documentation Reimplements 24 libc functions with Doxygen-documented header and test suite comparing against libc. --- ft_toupper.c | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 ft_toupper.c (limited to 'ft_toupper.c') diff --git a/ft_toupper.c b/ft_toupper.c new file mode 100644 index 0000000..e52e0fa --- /dev/null +++ b/ft_toupper.c @@ -0,0 +1,9 @@ +#include "libft.h" + +int +ft_toupper (int c) +{ + if (c >= 'a' && c <= 'z') + return (c - ('a' - 'A')); + return (c); +} -- cgit v1.2.3