-
Notifications
You must be signed in to change notification settings - Fork 0
/
ft_strstr.c
37 lines (34 loc) · 1.27 KB
/
ft_strstr.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
37
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strstr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: twakrim <taha.wakrim.pro@gmail.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/10/11 18:02:58 by twakrim #+# #+# */
/* Updated: 2018/10/18 09:26:40 by twakrim ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strstr(const char *haystack, const char *needle)
{
int i;
int j;
char *str1;
char *str2;
i = 0;
str1 = (char *)haystack;
str2 = (char *)needle;
if (*str2 == '\0' && *str1 == '\0')
return (str1);
while (str1[i] != '\0')
{
j = 0;
while (str1[i + j] == str2[j] && str2[j] != '\0')
j++;
if (str2[j] == '\0')
return (str1 + i);
i++;
}
return (NULL);
}