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ft_strtrim.c
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ft_strtrim.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strtrim.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ribana-b < [email protected] +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/05/06 01:47:04 by ribana-b #+# #+# */
/* Updated: 2023/05/21 15:12:45 by ribana-b ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
size_t pos(const char *s1, const char *set, size_t cont)
{
int flag;
flag = 1;
if (cont == 0)
{
flag = 0;
}
while (ft_strchr(set, *(s1 + cont)))
{
if (flag == 0)
{
cont++;
}
else
{
cont--;
}
}
return (cont);
}
char *ft_strtrim(const char *s1, const char *set)
{
size_t start;
size_t end;
if (!s1 || !set)
{
return (0);
}
if (!*s1)
{
return (ft_calloc(1, 1));
}
start = pos(s1, set, 0);
end = pos(s1, set, ft_strlen(s1));
return (ft_substr(s1, start, end - start + 1));
}
/*
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*/