ft_itoa.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_itoa.c                                          :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: jkwayiba <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/06/21 09:25:26 by jkwayiba          #+#    #+#             */
/*   Updated: 2019/06/21 09:26:59 by jkwayiba         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_itoa(int n)
{
	char	*str;
	int		len;
	long	nb;

	nb = n;
	len = ft_nbrlen(nb);
	if (!(str = (char *)malloc(sizeof(char) * (len + 1))))
		return (NULL);
	str[len--] = '\0';
	if (n == 0)
	{
		str[0] = 48;
		return (str);
	}
	if (n < 0)
	{
		str[0] = '-';
		nb *= -1;
	}
	while (nb > 0)
	{
		str[len--] = 48 + (nb % 10);
		nb = nb / 10;
	}
	return (str);
}