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ft_substr.c
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ft_substr.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_substr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lgaudino <lgaudino@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/01/25 10:33:36 by lgaudino #+# #+# */
/* Updated: 2023/02/01 12:08:02 by lgaudino ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_substr(char const *s, unsigned int start, size_t len)
{
char *sub;
size_t s_len;
size_t i;
if (!s)
return (NULL);
s_len = ft_strlen(s);
if (len > s_len)
len = s_len;
sub = malloc(len + 1);
if (!sub)
return (NULL);
i = 0;
while (i + start < s_len && len--)
{
sub[i] = s[start + i];
i++;
}
sub[i] = '\0';
return (sub);
}