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ft_strnstr.c
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ft_strnstr.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strnstr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rgerdzhi <[email protected] +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/07/02 19:07:29 by rgerdzhi #+# #+# */
/* Updated: 2024/07/09 15:38:59 by rgerdzhi ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strnstr(const char *big, const char *little, size_t len)
{
size_t b;
size_t l;
if (*little == '\0')
return ((char *)big);
b = 0;
while ((big)[b] != '\0' && b < len)
{
l = 0;
while ((little)[l] && (big)[b + l] &&
(big)[b + l] == (little)[l] &&
(b + l) < len)
l++;
if ((little)[l] == '\0')
return (&((char *)big)[b]);
b++;
}
return (NULL);
}
/*
int main()
{
const char *largestring = "Hello World";
const char *smallstring = NULL;
char *ptr;
ptr = ft_strnstr(largestring, smallstring, 6);
if (ptr)
printf("ft_strnstr: %s\n", ptr);
else
printf("not found\n");
return (0);
}*/