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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_atoi.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/03/06 16:25:27 by dkaiser #+# #+# */
/* Updated: 2024/03/10 13:17:19 by dkaiser ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_atoi(const char *str)
{
int result;
int i;
int posneg;
posneg = 1;
result = 0;
i = 0;
while ((str[i] >= '\t' && str[i] <= '\r') || str[i] == ' ')
{
i++;
}
if (str[i] == '-')
{
posneg = -1;
i++;
}
else if (str[i] == '+')
i++;
while (str[i] >= '0' && str[i] <= '9')
{
result = 10 * result + str[i] - '0';
i++;
}
return (result * posneg);
}
/* #include <stdio.h> */
/* #include <stdlib.h> */
/* int main() { */
/* char str[] = " -42eaeouai"; */
/* printf("atoi: %d\n", atoi(str)); */
/* printf("ft_atoi: %d\n", ft_atoi(str)); */
/* } */
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