Libft aortigos
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41
ft_atoi.c
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41
ft_atoi.c
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_atoi.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: aortigos <aortigos@student.42malaga.com> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/09/22 20:46:43 by aortigos #+# #+# */
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/* Updated: 2023/10/18 20:41:03 by aortigos ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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int ft_atoi(const char *str)
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{
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int sign;
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int result;
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int i;
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sign = 1;
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result = 0;
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i = 0;
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while ((str[i] == ' ' || str[i] == '\t' || str[i] == '\n')
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|| (str[i] == '\v' || str[i] == '\r' || str[i] == '\f'))
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i++;
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if (str[i] == '-')
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{
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sign = -1;
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}
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if (str[i] == '-' || str[i] == '+')
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{
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i++;
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}
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while (str[i] >= '0' && str[i] <= '9')
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{
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result = result * 10 + (str[i] - '0');
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i++;
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}
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return (sign * result);
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}
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