Libft/ft_strsub.c at main · skimo1337/Libft · GitHub

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
/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strsub.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mmoufakk <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2018/10/21 23:26:51 by mmoufakk          #+#    #+#             */
/*   Updated: 2018/10/24 18:43:11 by mmoufakk         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strsub(const char *s, unsigned int start, size_t len)
{
	char			*sub;
	unsigned int	i;

	if (!s)
		return (NULL);
	sub = ft_strnew(len);
	if (!sub)
		return (NULL);
	i = 0;
	while (i < len)
	{
		sub[i] = s[start];
		i++;
		start++;
	}
	sub[len] = '\0';
	return (sub);
}