ft_substr.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_substr.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: yettabaa <yettabaa@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/10/09 23:14:13 by yettabaa          #+#    #+#             */
/*   Updated: 2022/10/26 18:03:33 by yettabaa         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

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