ft_substr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_substr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: vsimeono <vsimeono@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/09/11 19:45:05 by vsimeono          #+#    #+#             */
/*   Updated: 2021/09/29 18:02:03 by vsimeono         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_substr(char const *s, unsigned int start, size_t len)
{
	char	*p;
	size_t	i;
	size_t	lenstr;

	i = 0;
	if (!s)
		return (NULL);
	p = (char *)malloc((len + 1) * sizeof(char));
	if (!p)
		return (NULL);
	lenstr = ft_strlen(s);
	if (start >= lenstr)
		return (p);
	while (i < len)
	{	
		*(p + i) = *(s + start);
		i++;
		start++;
	}
	*(p + i) = '\0';
	return (p);
}