diff options
Diffstat (limited to 'lib/libft/ft_strtrim.c')
| -rw-r--r-- | lib/libft/ft_strtrim.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/lib/libft/ft_strtrim.c b/lib/libft/ft_strtrim.c new file mode 100644 index 0000000..9caf12f --- /dev/null +++ b/lib/libft/ft_strtrim.c @@ -0,0 +1,61 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_strtrim.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2024/03/07 10:24:17 by dkaiser #+# #+# */ +/* Updated: 2024/03/10 14:03:13 by dkaiser ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include "libft.h" + +static int is_in(char c, const char *str) +{ + while (*str) + { + if (c == *str) + return (1); + else + str++; + } + return (0); +} + +char *ft_strtrim(char const *s1, char const *set) +{ + int i; + char *start; + char *end; + char *result; + + start = (char *)s1; + while (is_in(*start, set)) + start++; + i = ft_strlen(s1); + end = (char *)s1 + i - 1; + while (end > start && is_in(*end, set)) + end--; + i = end - start + 1; + result = malloc(i + 1); + if (result) + { + result[i] = '\0'; + i = 0; + while (start <= end) + result[i++] = *(start++); + return (result); + } + return (0); +} + +/* #include <stdio.h> */ + +/* int main(void) */ +/* { */ +/* char s1[] = " \t \t \t "; */ + +/* printf("%s\n", ft_strtrim(s1, " \t")); */ +/* } */ |