ft_substr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_substr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: hecmarti <hecmarti@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/01/30 16:30:45 by hecmarti          #+#    #+#             */
/*   Updated: 2023/10/18 15:01:18 by hecmarti         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_substr(char const *s, unsigned int start, size_t len)
{
	size_t	count;
	size_t	size;
	char	*tab;

	if (!s)
		return (NULL);
	if ((unsigned int)ft_strlen(s) < start)
		return (ft_strdup(""));
	size = ft_strlen(s + start);
	if (size < len)
		len = size;
	tab = (char *)malloc((len + 1) * sizeof(char));
	if (!tab)
		return (NULL);
	count = 0;
	while (count < len)
	{
		tab[count] = s[start + count];
		count++;
	}
	tab[count] = '\0';
	return (tab);
}
/*
int	main(void)
{
	char const		*s;
	unsigned int	start;
	size_t			len;

	s = "quiero que saques ya algo";
	start = 1;
	len = 9;
	ft_putstr_fd(ft_substr(s, start, len), 1);
	return (0);
}
*/