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ft_strtrim.c
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ft_strtrim.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strtrim.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: hicunha- <hicunha-@student.42porto.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/10/05 14:33:23 by hicunha- #+# #+# */
/* Updated: 2023/10/09 13:31:54 by hicunha- ### ########.fr */
/* */
/* ************************************************************************** */
#include <stdlib.h>
#include "libft.h"
static int ft_isset(char c, char const *set)
{
int i;
i = 0;
while (set[i])
if (c == set[i++])
return (1);
return (0);
}
char *ft_strtrim(char const *s1, char const *set)
{
char *str;
size_t len;
size_t i;
size_t j;
i = 0;
if (!s1)
return (NULL);
len = ft_strlen(s1);
while (ft_isset(s1[i], set))
i++;
if (i == len)
return (ft_strdup(""));
j = ft_strlen(s1) - 1;
while (ft_isset(s1[j], set))
j--;
j = (j + 1) - i;
str = ft_substr(s1, i, j);
return (str);
}
/*#include <stdio.h>
int main()
{
char str [] = "ABC1234ABC567ABC";
char find[] = "ABC";
printf("%s", ft_strtrim(str, find));
}*/