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nouveau fichier : ft_strtrim.c

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kinou 2020-12-08 17:48:02 +01:00
parent 78f458cfef
commit 633ada7d5c
1 changed files with 55 additions and 0 deletions
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ft_strtrim.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strtrim.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: apommier <apommier@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/11/29 23:52:05 by apommier #+# #+# */
/* Updated: 2020/12/02 19:29:33 by apommier ### ########.fr */
/* */
/* ************************************************************************** */
#include <libft.h>
static int is_set(char const *set, char c)
{
int i;
i = 0;
while (set[i])
{
if (set[i] == c)
return (1);
}
return (0);
}
char *ft_strtrim(char const *s1, char const *set)
{
int j;
int i;
int len;
char *dest;
i = 0;
j = 0;
len = ft_strlen(s1);
while (is_set(set, s1[i]))
i++;
while (is_set(set, s1[len - j - 1]))
j++;
len = len - i - j;
dest = malloc(sizeof(char) * (len + 1));
if (dest == 0)
return (0);
j = 0;
while (s[i] && len - j)
{
dest[j] = s[i];
i++;
j++;
}
dest[j] = 0;
return (dest);
}