ft_strsub.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strsub.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mtan <marvin@42.fr>                        +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2018/02/21 17:41:02 by mtan              #+#    #+#             */
/*   Updated: 2018/02/21 17:41:10 by mtan             ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

	i = 0;
	if (!s)
		return (NULL);
	str = (char*)malloc(sizeof(*s) * len + 1);
	if (!str)
		return (NULL);
	while (i < len)
		str[i++] = s[start++];
	str[i] = '\0';
	return (str);
}