-
Notifications
You must be signed in to change notification settings - Fork 0
/
ft_strnstr.c
36 lines (33 loc) · 1.29 KB
/
ft_strnstr.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/* ************************************************************************** */
/* */
/* :::::::: */
/* ft_strnstr.c :+: :+: */
/* +:+ */
/* By: tclement <tclement@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2020/04/14 19:14:41 by tclement #+# #+# */
/* Updated: 2020/05/18 11:10:06 by tclement ######## odam.nl */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strnstr(const char *haystack, const char *needle, size_t len)
{
size_t index;
size_t count;
index = 0;
if (!*needle)
return ((char *)haystack);
while (haystack[index] && index < len)
{
count = 0;
while (haystack[index + count] == needle[count] &&
index + count < len)
{
count++;
if (!needle[count])
return ((char *)haystack + index);
}
index++;
}
return (NULL);
}