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ft_strtrim.c
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ft_strtrim.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strtrim.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: fmorenil <fmorenil@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/03/14 13:02:27 by fmorenil #+# #+# */
/* Updated: 2024/05/21 11:42:43 by fmorenil ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strtrim(char const *s1, char const *set)
{
int start;
int end;
char *str;
if (!s1 || !set)
return (NULL);
start = 0;
end = ft_strlen(s1) - 1;
while ((ft_strchr(set, s1[start])) && start <= end)
start++;
if (start > end)
return (ft_strdup(s1 + end + 1));
while ((ft_strchr(set, s1[end])) && end >= 0)
end--;
str = (char *)malloc(end - start + 2);
if (!str)
return (NULL);
ft_strlcpy(str, &s1[start], end - start + 2);
return (str);
}