ft_substr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_substr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lahamoun <lahamoun@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/10/14 09:28:24 by lahamoun          #+#    #+#             */
/*   Updated: 2022/11/05 17:46:40 by lahamoun         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

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