ft_substr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_substr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: pabdalla <pabdalla@student.42beirut.com    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/11/19 18:10:41 by pabdalla          #+#    #+#             */
/*   Updated: 2025/11/19 19:07:37 by pabdalla         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

	i = 0;
	if (len > ft_strlen(s) - start)
		len = ft_strlen(s) - start;
	if (start >= ft_strlen(s))
	{
		ret = (char *)malloc(1 * sizeof(char));
		ret[i] = '\0';
		return (ret);
	}
	ret = (char *)malloc((len + 1) * sizeof(char));
	if (ret == NULL)
		return (NULL);
	while (i < len && s[start + i])
	{
		ret[i] = s[start + i];
		i++;
	}
	ret[i] = '\0';
	return (ret);
}

// #include <stdio.h>
// int	main(void)
// {
// 	char	buffer1[20] = "hello how are you?";

// 	printf("%s", ft_substr(buffer1, 2, 5));
// }