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ft_strnstr.c
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ft_strnstr.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strnstr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: seozkan <seozkan@student.42kocaeli.com. +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/12/05 18:40:26 by seozkan #+# #+# */
/* Updated: 2022/12/15 16:09:48 by seozkan ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strnstr(const char *haystack, const char *needle, size_t len)
{
size_t x;
size_t y;
x = 0;
if (needle[0] == '\0')
return ((char *)haystack);
while (haystack[x] != '\0')
{
y = 0;
while (haystack[x + y] == needle[y] && (x + y) < len)
{
if (haystack[x + y] == '\0' && needle[y] == '\0')
return ((char *)&haystack[x]);
y++;
}
if (needle[y] == '\0')
return ((char *)haystack + x);
x++;
}
return (0);
}